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Chuyển các câu sau(2 cách) sang if và unless(nếu câu ko có unless)
1 Tom didn’t join the camping. I couldn’t persuade him to go with us
..........If Tom had joined the camping. I could have persuaded him to go with us.............................................
Unless Tom hadn't joined the camping. I could have persuaded him to go with us.
2People can’t swim unless they study how to swim.
......People can’t swim if they don't study how to swim...........
3.Anne doesn’t attend the party because she wants to be alone.
....If Anne didn't want to be alone,she would attend the party......
...Unless Anne wanted to be alone,she would attend the party.....
4This department couldn’t be destroyed unless it built carefully.
........This department couldn’t be destroyed if it didn't build carefully.....
5 Susan agreed to go swimming because she liked water.
.............If Susan hadn't liked water,she wouldn't have agreed to go swimming...........
........Unless Susan had liked water,she wouldn't have agreed to go swimming..............
6Yesterday, I could have been injured unless I had seen a big container in the street.
..........Yesterday, I could have been injured if I hadn't seen a big container in the street........
7 Sports make people healthy, so they do exercise every morning.
...........If Sports didn't make people healthy,they wouldn't do exercise every morning..............
Unless Sports made people healthy,they wouldn't do exercise every morning....
8Unless you were me, you couldn’t understand me.
...If you were me, you could understand me...............
9We are the world. We can co - operate one another.
............If We weren't the world,we couldn't co - operate one another.............
unless We were the world,we couldn't co - operate one another
10Unless this man is a driver, he can’t help you move by car.
.........If this man isn't a driver, he can’t help you move by car..
11 Dannis isn’t at home because he is on business.
.........If Dannis weren't on business,he would be at home ..........
......Unless Dannis were on business,he would be at home ......
12Unless they had been on the phone last night, they couldn’t have known the big secrets.
.........If they hadn't been on the phone last night, they couldn’t have known the big secrets........................................
13 Because man is the first person on Earth, he discovers the earth by hands and brain.
....If man weren't the first person on Earth, he wouldn't discover the earth by hands and brain.......................
..Unless man were the first person on Earth, he wouldn't discover the earth by hands and brain
14 You can’t join the club unless you are sick.
........You can’t join the club if you aren't sick................
15 Our picnic was passed easily because my mother helped me.
.................If my mother hadn't helped me,Our picnic wouldn't have been passed easily.................................
.........Unless my mother had helped me,Our picnic wouldn't have been passed easily....................

1, I have ( little) less time to play soccer than he does.
2, We will take part in ( act) acting a play for our school anniversary celebration.
3,That (music) musician plays a lot of instruments.
4, (Art) Artists paint beautiful pictures.
5, Thanks for ( invite) inviting me to your wedding.
6, They (celebrate) celebrate their wedding for ten years and many people attended their( celebrate) celebration.
7, Did many (visit) visitors come to Hue last year?
8, Yesterday night I had a slight fever and a (run)runny nose.
9,People feel (please) unpleased when they catch the common cold.
10, This building is very beautiful but it is ( safe) unsafe/ not safe for people to live in

1. I walk to school in 20 minutes everyday.
It ……takes me 20 minutes to walk to school every day.………………………………….
2. last week , she spent 2 days tidying her room.
It ……took hers 2 days to tidy her room………………………………………..
3. They used to go to school in half an hour .
It ……took them half an hour to go to school.………………………………..
They ……dpent half an hour going to school.……………………………………
4. We often spend 30 minutes reviewing our lesson before class.
It ………take us 30 minutes to review our lesson before class…………………………………………………………………..
1. I walk to school in 20 minutes everyday.
It takes me 20 minutes to walk to school everyday.
2. Last week , she spent 2 days tidying her room.
Last week, it took her 2 days to tidy her room.
3. They used to go to school in half an hour .
It took them half an hour to go to school.
4. We often spend 30 minutes reviewing our lesson before class.
It often takes us 30 minutes to reviewe our lesson before class.

ài 1: Chia dạng đúng của từ trong ngoặc:
1. They are famous football( play) playing
2. That lady is a ( friend)friendly neighbour
3. One of them is (walk) walking for fun
4. If you want to have a ( health)healthy body you should play sports
5. In most countries there are organizations especially for (teen) teenagers
6. There are many kind of (entertain)entertainment for young people
7. The most popular ( active)activity at recess is talking
8. More and more young people want a university ( educate)education
Bài 2: Sữa lỗi:
1. What>why is Hoa unhappy? Because she misses her family very much
2.I'd like to go out and playing>play with my sister
3. You should spend time to play >playingsports
4. We usually help our mother about>with the housework in our free time

1 How much are these shoes?
->How much do the shoes cost?
2 It takes me about five minutes to go to school by bike.(spend)
-> I spend five minutes going to school by bike.
3 It often takes him two hours to do his homework.
->He often spends two hours doing his homework.
4 She spends one hour with her housework.
->It takes her one hour to do her housework.
5 Where will she mail her letter? (send)
-> Where will she send her letter?
6 They usually walk to school. (foot)
-> They usually go to school on foot.
7 He usually rides to school. (bike)
->He usually goes to school by bike.
9 They never go to school late.
->They are never late for school.
10 Do you have a better refrigerator than this?
->Is this the best refrigerator you have?
1 How much are these shoes?
->How much _________do these shoes cost?___________
2 It takes me about five minutes to go to school by bike.(spend)
->____________I spend about five minutes going to school by bike____________
3 It often takes him two hours to do his homework.
->He________often spends two hours doing his homework_____
4 She spends one hour with her housework.
->It _______takes her one hour with her housework_______
5 Where will she mail her letter? (send)
->__________Where will she send her letter?_____________
6 They usually walk to school. (foot)
->____________They usually go to school on foot_______________
7 He usually rides to school. (bike)
->_____________He usually goes to school by bike________________
9 They never go to school late.
->They are _________never late for school______
10 Do you have a better refrigerator than this?
->Is this__________ the best refrigerator you have?_________

Bài 1: Sắp xếp câu theo đúng thì.
1. It/ be/ cloudy/ yesterday.
-> It was cloudy yesterday.
2. In 1990/ we/ move/ to another city.
-> In 1990, we moved to another city.
3. When/ you/ get/ the first gift?
-> When did you get the first gift?
4. She/ not/ go/ to the church/ five days ago.
-> She did not go to the church five days ago.
5. How/ be/ he/ yesterday?
->How was he yesterday?
6. and Mrs. James/ come back home/ and/ have/ lunch/ late/ last night?
-> Did Mr. and Mrs. James come back home and have lunch late last night?
7. They/ happy/ last holiday?
-> Were they happy last holiday?
8. How/ you/ get there?
-> How did you get there?
9. I/ play/ football/ last/ Sunday.
-> I played football last Sunday.
10. My/ mother/ make/ two/ cake/ four/ day/ ago.
-> My mother made two cakes four days ago.
11. Tyler/ visit/ his/ grandmother/ last/ month.
-> Tyler visited his grandmother last month.
12. Joni/ go/ zoo/ five/ day/ ago.
-> Joni went to the zoo five days ago.
13. We/ have/ fun/ yesterday.
-> We had fun yesterday
14. My/ father/ not/ at the office/ the day/ before yesterday.
-> My father was not at the office the day before yesterday.

The first reason why many families do volunteer work is that they feel satisfied and proud. The feeling of fulfillment comes from helping the community and other people. In addition, volunteering is a great way for families to have fun and closer. But many people say they don’t have time to volunteer because they have to work and take care of their families. If that’s the case, try rethinking some of your free time as a family. You could select just one or two projects a year and make them a family tradition. For instance, your family can make and donate gift blankets for the old homeless people on holidays. Your family can also spend only one Saturday morning a month collecting rubbish in your neighborhood.
31. How do people often feel when they volunteer?
They feel satisfied and proud.
32. How can your family benefit from doing volunteer?
Volunteering is a great way for families to have fun and closer.
33. Why don’t some people have time to volunteer?
Because they have to work and take care of their families.
34. How can your family help the old homeless people?
They can make and donate gift blankets for the old homeless people on holidays.
35. Is collecting rubbish in the neighborhood an example of volunteer work?
Yes, it is

1. I want to help other people.
2. it rained heavily.
3. it may bring some oppornunities.
4. he has to work.
5. he does everything easily and he wants to get more involved in helping others.

1. He is probably one of the most famuos (play ) player in our football team.
2. They are going to annuonce their ( dicide )dicision tommorow.
3. We had a happy (child) children together.
4. He had an accident last day bacause he drove ( care ) carelessly
5. The girl make-up to ( beautiful )beautifully themselves.
6. Eating too much is ( health) unhealthy.
7. This book is (interest)interesting.I am ( interest ) interested in it .
8. We will have a / an ( success) examination.
Mình thiếu câu 8 xin lỗi nha bây giờ mình thêm vào nha ^^
1. He is probably one of the most famuos (play ) player in our football team.
2. They are going to annuonce their ( dicide )dicision tommorow.
3. We had a happy (child) children together.
4. He had an accident last day bacause he drove ( care ) carelessly
5. The girl make-up to ( beautiful )beautifully themselves.
6. Eating too much is ( health) unhealthy.
7. This book is (interest)interesting.I am ( interest ) interested in it .
8. We will have a / an ( success)sucessful examination.

Fill in each blank with ONE suitable word
1. We ....find.... playing table-tennis very interesting because we can meet and make friends with interesting people.
2. My brother and I ...have..... the same hobby.
3. I love ....playing.... outdoors in my garden to plant flowers and vegetables.
4. My father likes ...rides..... his bike in the park at the weekend.
5. Tom and Peter like water ....activities.... and they go swimming, play water polo and surf together a lot.
6. My hobby is collecting ....books.... because I love reading whenever I have time.
7. Why don't you ...go..... jogging because it can help you keep fit ?
8. I really enjoy going round the shops in my town to ....look.... for rare and old teacups.
9. My parents have just bought a new ....pair.... of roller skates.
10. It is very ...difficult..... to collect motorcycles because it costs you a lot of money to buy them and get them repaired.
Fill in each blank with ONE suitable word
1. We ....find.... playing table-tennis very interesting because we can meet and make friends with interesting people.
2. My brother and I ....have.... the same hobby.
3. I love ....playing.... outdoors in my garden to plant flowers and vegetables.
4. My father likes ....riding.... his bike in the park at the weekend.
5. Tom and Peter like water ....sports.... and they go swimming, play water polo and surf together a lot.
6. My hobby is collecting ....books.... because I love reading whenever I have time.
7. Why don't you ....go.... jogging because it can help you keep fit ?
8. I really enjoy going round the shops in my town to ....look.... for rare and old teacups.
9. My parents have just bought a new ....pair.... of roller skates.
10. It is very ....costly.... to collect motorcycles because it costs you a lot of money to buy them and get them repaired.
1. How far is the supermarket from the city center? (Dịch: Siêu thị cách trung tâm thành phố bao xa?)
2. They shouldn't play football in the street because it is dangerous. (Dịch: Họ không nên chơi bóng đá trên đường phố vì nó nguy hiểm.)
3. They spent lots of money on films. However, it was a failure. (Dịch: Họ đã tiêu rất nhiều tiền vào phim ảnh. Tuy nhiên, nó lại thất bại.) 4. Last year, our family went to Hue to join the Ao Dai Festival. (Dịch: Năm ngoái, gia đình chúng tôi đã đến Huế để tham gia lễ hội Áo Dài.) 5. Nam is interested in comedies because they make him feel relaxed. (Dịch: Nam thích phim hài vì chúng khiến cậu ấy cảm thấy thư giãn.)
1 How far is it from the supermarket to the city center?
2 They shouldn't play football on the street because it is dangerous
3 They spent lots of money on the films. However, it was a failure
4 Last year, our family went to Hue to join the Ao Dai festival
5 Nam is interested in comedies because they make him feel relaxed