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1. She had never been so happy before
=> She was unhappier formely.
2. You may get hungry on the train, so take some sandwiches
=> In case you get hungry on the train, take some sandwiches.
3. I don't suppose you have change for a pound,do you?
=> Do you happen to have change for a pound?
4. She asked John how he liked her new dress
=> "How do you like my new dress" she said to Tom.
5. Nobody can deny that she has a beautiful voice
=> It can't be denied that she has a beautiful voice.
6. You must see the manager tomorrow morning.
=> You've got to see the manager tomorrow morning.
7. There was never any answer when he rang
=> Every time we rang , there was no answer.
8. That's an insulting name to use for him
=> Don't call him by such aninsulting name.
9. John asked if it was the blue one or the green she wanted
=> "Which do you want, the blue one or the green one?" John said to her.
10. She liked Paris very little, and Rome less
=> She thought Rome was even worse than Paris.
12. They will catch all the prisoners again tonight
=> All the prisoners will be caught again by tonight.
13. I've warned you not go to near that dog
=> I've warned you about your going near that dog.
14. No, please don't tell him
=> I'd rather you didn't tell him.
15. Why don't you ask her yourself?
=> I suggested that you should ask her yourself.
16. An up-to-date visa id necessary for Andorra
=> You'll need an up-date visa for Andorra.
17. After fighting the fire for twelve hours the firemen succeeded in putting it out
=> The firemen managed in putting the fire out after fighting it for 12 hours.
18. The architect has drawn plans for an extension to the house
=> Plans have been drawn for anextension to the house by the architect.
20. In Stratford-on-Avon we saw Shakespeare's birthplace
=> We saw the house in Stratford-on-A von where Shakespeare was born.
21. It is essential that Professor John Brown is met at the airport
=> Professor John Brown has to be met at the airport.
22. You can't visit the United Sates unless you get a visa
=> If you don't have a visa, you can't visit the United States.
23. "Can I borrow your typewriter, Janet?" asked Peter
=> Peter asked Janet if he could borrow her typewriter.
24. She start working as a secretary five years ago
=> She has started working as a secretary for five years.
25. She knows a lot more about it than I do
=> I don't know as much about it as she does.
1. She had never been so happy before
She was unhappier.....than she had been before......
2. You may get hungry on the train, so take some sandwiches
In.....case get hungry on the train you’d better take some sandwiches...
3. I don't suppose you have change for a pound,do you?
Do you happen...to have change for a pound?....
4. She asked John how he liked her new dress
"How.......do you like my new dress?” – She asked John......
5. Nobody can deny that she has a beautiful voice
It.....can’t be denied that she has a beautiful voice...
6. You must see the manager tomorrow morning.
You've...got to see the manager tomorrow morning...
7. There was never any answer when he rang
Every...time we rang, there wasn't any answer...
8. That's an insulting name to use for him
Don't call ... him that insulting name....
9. John asked if it was the blue one or the green she wanted
"Which...one do you want the blue or the green" said John.....?"
10. She liked Paris very little, and Rome less
She thought Rome...even worse than Paris...
11. I can meet you if you arrive before eleven
So...long as you arrive before 11, I can meet you...
12. They will catch all the prisoners again tonight
All the prisoners... will be caught again by tonight...
13. I've warned you not go to near that dog
I've warned you about....not going near that dog....
14. No, please don't tell him
I'd rather.....you didn't tell him....
15. Why don't you ask her yourself?
I suggested...that you should ask her yourself...
16. An up-to-date visa id necessary for Andorra
You'll have to update your visa if you want to go to Andorra
17. After fighting the fire for twelve hours the firemen succeeded in putting it out
The firemen managed....to put the fire out after fighting it for twelve hourse...
18. The architect has drawn plans for an extension to the house
Plans....for an extension to the house have been drawn by the architect...
20. In Stratford-on-Avon we saw Shakespeare's birthplace
We saw the house....in Stratford-on-Avon where Shakespeare was born...
21. It is essential that Professor John Brown is met at the airport
Professor John Brown......has to be met at the airport....
22. You can't visit the United Sates unless you get a visa
If you...don’t have a visa you can’t visit the United Sates...
23. "Can I borrow your typewriter, Janet?" asked Peter
Peter asked if...he could borrow Janet’s typewriter...
24. She start working as a secretary five years ago
She has..been working as a secretary for 5 years...
25. She knows a lot more about it than I do
I don't know...as much about it as she does.....
1:Don't call him with that instrulting name.
2:D.H.Lawrence,who was the famous novelist,was born one hundred years ago.
3:You can't have locked the front door.
4:If we don't leave the party now,we will be late to catch the last train.
GOOK LUCK TO YOU!
5:She thought Rome was less interesting than Paris.
Rewrite
1. I haven't seen that man before.
→→ It's the first time I have ever seen that man
2. She had never been so unhappy before.
→→ She was unhappier than she had been before
3. He left school and then joined the army.
→→ After having left the school ,he joined the army
4. Maria says she'd like to have been put in a higher class.
→→ Maria wishes she had been put in a higher class.
5. Would you like me to finish the work tonight ?
→→ I'll finish the work tonight if you like
6. You may get hungry on the train so take some sandwiches.
→→ In order to not get hungry on the train,take some sandwiches.
7. " I don't think John will come " said Bill.
→→ Bill doubted whether John would come or not
8. I don't suppose you have change for a pound, do you ?
→→ Do you happen to have change for a pound, do you ?
9. She asked Michael how she liked her new dress.
→→ " How do you like your new dress"-she asked michael
10. A train leaves at 8 o'clock every morning.
→→ There is a 8-oclock train leaving every morning.
11. Nobody can deny that she has a beautiful voice.
→→ It can be denied that she has a beautiful voice.
12. You must see the manager tomorrow morning.
→→ You've to see the manager tomorrow morning.
13. There was never any answers when we rang.
→→ Every when/time we rang,There was never any answers
14. That's an insulting name to use for him.
→→ Don't call such an insulting name to call him.
15. John asked if it was the blue one or the green she wanted.
→→ "Which is the one you want,blue one or green"-John asked
16. She liked Paris very little and Rome less.
→→ She thought Rome is not as interesting as Paris
17. I can meet you if you arrive before eleven.
→→ So long as you arrive before eleven.I can meet you
18. I've warned you not to go near that dog.
→→ I've warned you about going near that dog.
19. Why don't asked her yourself ?
→→ I suggest asking her yourself ?
1.They felt unsafe until they had crossed the border
-->Not until...... they crossed the border, they felt unsafe
2.The film will start before we arrive
-->By the time.. we arrive , the film will start before..............
3.The car is too expensive for me to buy
-->I can't...buy the car because it is too expensive ....
4.He took me to HRF Restaurant
-->I remember... that he took me to HRF restaurant.
5.She didn't attend the class because her illness was seriously
-->She was..... seriously ill so she didn't attend the class.. ...
6.Without your information, I wouldn't have made the beatiful speech
--> If you hadn't had information , I wouldn't have made the beatiful speech
7.It was careless of you to park your car there
-->You should...park your car there more carefully....
8.I missed the train
-->By the time....... I missed the train.
9.Why don't you stay at home?
-->I'd rather...you stayed at home.....
10.Tom speaks so slowly that the students get bored
-->Tom is such..a slowly speaker that the students get bored.....
11.He had his car repaired yesterday
-->His car...had repaired by him yesterday ....
12.It is believed that she saved the boy
-->She is believed....that she saved the boy
13.The flight was cancelled because of the heavy rain
--> Because it rained heavily, the flight was cancelled........
14.The house was too expensive for us to buy
--> The house was too expensive that we didn't buy.
15.I used to work as a waiter
-->No longer...I work as a waiter ........
16.May I borrow your bicycle?
-->Would....you mind if I borrowed your bicycle ?...
17.You are old enough to look after yourself
-->It's....... old enough for you to look after yourself.............
18.Why don't you take the medicine?
-->If....you took the medicine , you would be better....
19.Iam interested in why she didn't turn up at the meeting
-->The only thing.. I care about is why she didn't turn up at the meeting.
20.I'm sure she didn't steal your ring
-->She can't....... steal your ring.........
21.She rang as soon as they locked the door
-->No sooner... had they locked the door than she rang. ....
22.I wish you had seen your dentist yesterday
-->You should..see your dentist yesterday....
23.If you keep silent, we will begin our lesson
-->So..you keep silent , we will begin our lesson....
24.I'm sure it wasn't her fault
-->It can't.... be her fault....
57. Did you enjoy yourself last night? (time)
did you have a good time last night?
58. ldon‘t want to go to the party tonight > I don' t feel like. ..going to the party tonight......
59. She can' t have more children because of her age. > She is too .....old to have more children......
60. He lost his money simply because he wasn' t careful > If .....he had been careful, he wouldn't have lost his money simply.......
61 Tom and Mary moved to Paris 20 years ago. >lt is.....20 years since tom and mary moved........ ............
62. I haven’t seen so much rain for along time. ==> It....is a long time since I saw so much rain......
64. It is high time for US to go home => It is high time we .......went home..... .....
65. You can’t go in to this restaurant without a jacket and tie. =>Unless ...you have a jacket and tie, you can't go into this restaurant ...
66. The question was so difficult that no one could answer it. ==> It was such ...the difficult question that no one could answer it......
67 She hasn’ t finished the letter yet. => This letter ...hasn't been finished yet...
68. He isn't good at English. He can' t get a job. => If. ......he were good at english, he could get a job...............
69 Mary doesn't spend much money. She spent much money last month => Mary doesn' t....spend as much money this year as she did last month.....
70. The weather isn't t fine We can ’t go for a walk in the woods. => If ........the weather was fine, we could go for a walk in the woods............ ..
71. I' ll ask someone to make a new dress. --> I'll have ......a new dress made..........
72. The bridge might be built in a hurry.=>. People ....... . ..........might build the bridge in a hurry..... ................. . .....
73. You really should be able to dress yourself by now.=> It’s high time ....you dressed yourdress....
74. i wish i hadn’t told him what we were planning to do that evening.=> I regret ...telling him what we were planning to do that evening. ....
75. I have never eaten with knives and folks before. => This is ....the first time i have eaten with knives and folks....
76. “Why don’t you ask Tom for help, Mary?” Ba said.=> Ba suggested..mary should ask tom for help...
77.Ba is too young to see horror films.=> Ba is not.....old enough to see horror films............
79. They once started these machines by hand. => They used to ..these machines by hand ..
80. He works hard and he will pass the exam. => If he...didn't work hard, he wouldn't pass the exam......
57. Did you enjoy yourself last night? (time)
=> Did you have a got time last night
58. ldon‘t want to go to the party tonight > I don' t feel like. ..going to the party tonight......
59. She can' t have more children because of her age. > She is too .old to have more children..........
60. He lost his money simply because he wasn' t careful > If ....he had been careful, he wouldn't have lost his money simply ....
61 Tom and Mary moved to Paris 20 years ago. >lt is..20 years since Tom and Mary moved to Paris....
62. I haven’t seen so much rain for along time. ==> It..a long time since I last saw so much rain........
64. It is high time for US to go home => It is high time we ..went home ....
65. You can’t go in to this restaurant without a jacket and tie. =>Unless ..you have a jacket and tie, you can't go into this restaurent....
66. The question was so difficult that no one could answer it. ==> It was such ..a difficult question that no one could answer it .......
67 She hasn’ t finished the letter yet. => This letter hasn't been finished by him yet ......
68. He isn't good at English. He can' t get a job. => If. ..he were good at English, he could get a job .....
69 Mary doesn't spend much money. She spent much money last month => Mary doesn' t.spend as much money this month as she did last month ........
70. The weather isn't t fine We can ’t go for a walk in the woods. => If .the weather fines, we will go for a walk in the woods........
72. The bridge might be built in a hurry.=>. People ..said that they might built the bridge in a hurry..
74. i wish i hadn’t told him what we were planning to do that evening.=> I regret ...telling him what we were planning to do that evening....
75. I have never eaten with knives and folks before. => This is the first time I have ever eaten with knives and folks........
77.Ba is too young to see horror films.=> Ba is not.old enough to see horror films ..........
79. They once started these machines by hand. => They used to .start these machines by hand . ..
80. He works hard and he will pass the exam. => If he.workes hard, he will pass the exam......
Còn vài câu mk chưa làm đc bn thông cảm nha!!!! 
IV. Rewrite the sentences
23. He said, i must clean the room this afternoon
==>He said he had to clean the room that afternoon
24. Can you swim? She asked me
==>She asked me if I could swim
25. I asked Nga, which book are you reading?
==>I asked Nga which book she was reading
26. I can't visit her village again
==>I wish I could visit her village again
V. Complete the second sentence so that it has the same meaning to the one printed before
28.they had bad marks because they didn't study their lessons
==>They didn't have good marks because of not studying their lessons
29 we can't go out because it is raining
==>We wish it stopped raining
30. Mỹ uncle smoked a lot a year ago,but now he isn't smoke any more
==>My uncle used to smoke a lot a year ago
31. How long is it since you saw tom?
==>When did you last see Tom ?
32. The doctor advised me not to work to hard
==>The doctor suggested that I shouldn't work too hard
33. If Joe doesn't change his away, he will end up in prison
==> Unless Joe changes his away, he will end up in prison
VI. Complete the second sentence so that it has the same meaning to the one printed before
32. Susan isn't working hard for her exam
==> I wish Susan worked hard for her exam
33. We no longer write to each other very often
==>We used to write to each other very often
1. Complete the second sentence so that it has a similar meaning to the first one,using the word given. Do not change the world given. You must use between two and five words
A. I'm really excited about the holiday. (Looking)
==>I am looking forward to the holiday
B I've got to reduce the number of sweets I eat. (Down)
==>I must cut down on the number of sweets I eat
C. Why don't you start doing a sport? (Take)
==>Have you thought about taking up a sport?
Đ. His parents raised him very strictly. (Up)
==> His parents brought him up very strictly
E. Can you take care of the fish when I am away (look)
==> Can you look after the fish when I am away
23. He said, i must clean the room this afternoon
==>He said that I must clean the house
24. Can you swim? She asked me
==>She asked me if I could swim
25. I asked Nga, which book are you reading?
==>I asked Nga which book she were reading
26. I can't visit her village again
==>I wish I had visited her village again
V. Complete the second sentence so that it has the same meaning to the one printed before
28.they had had marks because they didn't study their lessons
==>They didn't have mark because of not studying their lessons
29 we can't go out because it is raining
==>We wish we could go out
30. Mỹ uncle smoked a lot a year ago,but now he isn't smoke any more
==>My uncle used to smoke a lot
31. How long is it since you saw tom?
==>When did you see Tom ?
32. The doctor advised me not to work to hard
==>The doctor suggested that I shouldn't work hard
33. If Joe doesn't change his way, he will end up in prison
==> Unless he change his way, he will end up in prison
VI. Complete the second sentence so that it has the same meaning to the one printed before
32. Susan isn't working hard for her exam
==> I wish Susan could work hard for her exam
33. We no longer write to each other very often
==>We used to write each other very often
1. Complete the second sentence so that it has a similar meaning to the first one,using the word given. Do not change the world given. You must use between two and five words
A. I'm really excited about the holiday. (Looking)
==>I...am looking forward...........the holiday
B I've got to reduce the number of sweets I eat. (Down)
==>I must...slow down.............the number of sweets I eat
C. Why don't you start doing a sport? (Take)
==>Have you thought about......taking up....a sport?
Đ. His parents raised him very strictly. (Up)
==> His parents...grew up......very strictly
E. Can you take care of the fish when I am away (look)
==> Can you...look after the fish......when I am away
Tự vẽ hình nha.
c. Ta có: \(\left\{{}\begin{matrix}\widehat{BFA}=\widehat{FIA}+\widehat{IAF}\\\widehat{FAB}=\widehat{MAB}+\widehat{FAM}\end{matrix}\right.\)
Mà \(\widehat{FIA}=\widehat{MAB}\) (Cùng phụ \(\widehat{ABI}\) )
Và \(\widehat{IAF}=\widehat{FAM}\) (gt)
\(\Rightarrow\widehat{BFA}=\widehat{FAB}\) Hay \(\Delta ABF\) cân tại B.
Mà \(BE\perp AF\) ( \(\widehat{AEB}=90^0\) )
Nên \(AE=EF\) (1)
Ta lại có: \(\left\{{}\begin{matrix}HK\perp AE\\\widehat{HAE}=\widehat{KAE}\end{matrix}\right.\) Suy ra \(\Delta AHK\) là tg cân.
\(\Rightarrow HE=EK\) (2)
Từ (1)(2)suy ra \(AHFK\) là hình bình hành.
\(\Rightarrow FK//IA\)
Hay \(AIFK\:\) là hình thang. Để AIFK nội tiếp được đường tròn thì \(\widehat{BIA}=\widehat{IAM}\) \(\Rightarrow\widehat{BIA}=\widehat{ABI}\) \(\Rightarrow\widehat{MBA}=\widehat{MAB}=45^0\)
Hay M là điểm chính giữa cung AB./.
Có gì không hiểu cứ hỏi mình nha. !
Exercise 4 :
2, When I slow, I will late for the flight.
I/ rewrite the sentences with the words given
1. She began to teach at this school in 2005
-> She has taught at this school since 2005.
2. They began to learn English 4 years ago
-> They have learned English for 4 years.
3. We finished our homework yesterday
-> we have finished our homework since yesterday .
4. I last saw her 5 months ago
-> I haven't seen her for 5 months .
5. The last time i went fishing was in 2004
-> I haven't gone fishing since 2004.
6. It is many years since we last met him
->We haven't met him for many years.
7. It is a long time since she visited my family
-> She hasn't visited my family for a long time.
8. Why don't we take a bus to school?
-> How about taking a bus to school?
9. I think we should put some garbage bins here
-> What about putting some garbage bins here?
10. Let's do something to help the children
-> How about doing something to help the children?
11. Let's take these bottles to a recycling center
-> I suggest that we should take these bottles to a recycling center.
12. Why don't we reuse those plastic bags?
-> I suggest that we should reuse those plastic bag.
13. How about replace the broke window?
-> I suggest that we should replace the broke window.
14. If it doesn't rain, we will have lunch in the garden
-> Unless it rains, we will have lunch in the garden.
15. If you don't study harder, you will fail the exam
-> Unless you study harder, yu will fail the exam.
16. If they are not careful, they will lose all the money
-> Unless they are careful , they will lose all the money.
17. Unless she studies harder, she will fail the exam
-> If she doesn't study harder, she will fail the exam.
18. Unless you stop smoking, you will die soon
-> If you don't stop smoking, you will die soon.
19. Unless it is rainy, we will have lunch outdoor
-> If it isn't rainy, we will have lunch outdoor.
20. Drive carefully or you will kill yourself
-> If you don't drive carefully, you will kill yourself.
21. Keep silent or you will wake up the baby
-> if...
22. Don't go out or you will get a cold
-> If you go out, you will get a cold.
23. Don't fish here or you will be fined heavily
-> If you fish here, you will be fined heavily.
24. He drove carelessly, so he caused the accident
-> Since he drove carelessly, he caused the accident.
25. It snowed heavily, so we couldn't go out
-> We couldn't go out because it snowed heavily.
26. It began to rain, so they stopped working
-> Because it began to rain , they stopped working.
27. I got up late, so i didn't have tine for breakfast
-> i didn't have tine for breakfast because I got up late.
28. The film was boring, so he turned off the TV
-> Since the film was boring, he turned off the TV.
29. Hoa was careless, so she broke vase
-> Hoa broke vase because of her carelessness.I/ rewrite the sentences with the words given
1. She began to teach at this school in 2005
-> She has taught at this school since 2005.
2. They began to learn English 4 years ago
-> They have learned English for 4 years.
3. We finished our homework yesterday
-> we have finished our homework since yesterday .
4. I last saw her 5 months ago
-> I haven't seen her for 5 months .
5. The last time i went fishing was in 2004
-> I haven't gone fishing since 2004.
6. It is many years since we last met him
->We haven't met him for many years.
7. It is a long time since she visited my family
-> She hasn't visited my family for a long time.
8. Why don't we take a bus to school?
-> How about taking a bus to school?
9. I think we should put some garbage bins here
-> What about putting some garbage bins here?
10. Let's do something to help the children
-> How about doing something to help the children?
11. Let's take these bottles to a recycling center
-> I suggest that we should take these bottles to a recycling center.
12. Why don't we reuse those plastic bags?
-> I suggest that we should reuse those plastic bag.
13. How about replace the broke window?
-> I suggest that we should replace the broke window.
14. If it doesn't rain, we will have lunch in the garden
-> Unless it rains, we will have lunch in the garden.
15. If you don't study harder, you will fail the exam
-> Unless you study harder, yu will fail the exam.
16. If they are not careful, they will lose all the money
-> Unless they are careful , they will lose all the money.
17. Unless she studies harder, she will fail the exam
-> If she doesn't study harder, she will fail the exam.
18. Unless you stop smoking, you will die soon
-> If you don't stop smoking, you will die soon.
19. Unless it is rainy, we will have lunch outdoor
-> If it isn't rainy, we will have lunch outdoor.
20. Drive carefully or you will kill yourself
-> If you don't drive carefully, you will kill yourself.
21. Keep silent or you will wake up the baby
-> If you don't keep silent, you will wake up the baby.
22. Don't go out or you will get a cold
-> If you go out, you will get a cold.
23. Don't fish here or you will be fined heavily
-> If you fish here, you will be fined heavily.
24. He drove carelessly, so he caused the accident
-> Since he drove carelessly, he caused the accident.
25. It snowed heavily, so we couldn't go out
-> We couldn't go out because it snowed heavily.
26. It began to rain, so they stopped working
-> Because it began to rain , they stopped working.
27. I got up late, so i didn't have tine for breakfast
-> i didn't have tine for breakfast because I got up late.
28. The film was boring, so he turned off the TV
-> Since the film was boring, he turned off the TV.
29. Hoa was careless, so she broke vase
-> Hoa broke vase because of her carelessness.
Rewrite the sentences:
1/ His dog is so fierce that no one dares to come to his house
=> He has so fierce a dog that no one dares to come to his house.
2/ "You stole the jewels!" the inspector said to him
=> The inspector accused him of having stolen the jewels
3/ If you want my advice, I would forget about buying a new house
=> If I were you, I would forget about buying a new house
4/ Although the play received good notices, not many people went to see it
=> Despite receiving good notice , not many people went to see the play
5/ Their dog was so fierce that nobody would visit them
=> They had such a fierce dog thatnobody would visit them
6/ "Would you mind not smoking in here?"
=> I'd rather you didn't smoke in here
7/ "Let's go for a walk in the park" Said Andrew
=> Andrew suggested that they should go for a walk in the park
8/ I applied for the job but was turned down
=> My application was turn down
9/ "Please don't drive so fast!" Ann begged her boyfriend
=> Ann pleaded her boyfriend not to drive so fast.
10/ Without his help we would all have died
=> If it hadn't been for his help , we would all have died
11/It is said that he escaped to a neutral country
=> He is said to have escaped to a neutral country
12/ "Well done! You won the first prize"
=> They congratulated me on her winning the first prize.
94. She liked Paris very little, and Rome less.
=> She thought Rome was even worse than Paris.
95. I can meet you if you arrive before eleven.
=> So long as you arrive before 11, I can meet you.
96. They will catch all the prisoners again by tonight.
=> All the prisoners prisoners will be caught again by tonight.
97. I’ve warned you not go to near that dog.
=> I’ve warned you about going near the dog.
98. No, please don’t tell him.
=> I’d rather you didn’t tell him.
99. Why don’t asked her yourself?
=> I suggest you ask her yourself.
Bạn ơi, phần đáp án từ câu 94 cho đến câu 99 thuộc kiểu cấu trúc j vậy ạ ?