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in sentence 2 there are 2 mistakes: incorrect word order and sequence of tense rule not followed.
Incorrect: First, he explained what are transistors.
Correct: First, he explained what transistors were.
In sentence 3 there are 2 mistakes: incorrect punctuation and sequence of tense rule not followed
Incorrect: He said, that they are very small electronic devices used in telephone, automobiles, radios, and so on.
Correct: He said that they were very small electronic devices used in telephone, automobiles, radios, and so on.
In sentence 4 there is one mistake: sequence of tense rule not followed.
Incorrect: He further explained that transistors control the flow of electric current in electronic equipment.
Correct: He further explained that transistors controlled the flow of electric current in electronic equipment.
In sentence 5 there is one mistake: sequence of tense rule not followed.
Incorrect: He wanted to know which popular technological invention cannot operate without transistors.
Correct: He wanted to know which popular technological invention could not operate without transistors.
In sentence 6 there are 3 mistakes: incorrect punctuation, sequence of tense rule not followed, and omitted subordinator that.
Incorrect: Most students agreed, it is the personal computer.
Correct: Most students agreed that it was the personal computer.
In sentence 7 there are 3 mistakes: 2 times sequence of tense rule not followed and incorrect word order.
Incorrect: Professor Sanchez then asked if the students know how do transistors function in computers.
Correct: Professor Sanchez then asked if the students knew how transistors functioned in computers.
In sentence 8 there is one mistake: sequence of tense rule not followed.
Incorrect: He said that the transistors were etched into tiny silicon microchips and that these transistors increase computers' speed and data storage capacity.
Correct: He said that the transistors were etched into tiny silicon microchips and that these transistors increased computers' speed and data storage capacity.
In sentence 9 there are 2 mistakes: incorrect word order and incorrect punctuation.
Incorrect: Then he asked the class when had transistors been invented?
Correct: Then he asked the class when transistors had been invented.
In sentence 11 there is one mistake: sequence of tense rule not followed.
Incorrect: The professor said that he is correct.
Correct: The professor said that he was correct.
In sentence 12 there are 2 mistakes: incorrect word order and incorrect punctuation.
Incorrect: Professor Sanchez then asked what was the importance of this invention?
Correct: Professor Sanchez then asked what the importance of this invention was.
In sentence 13 there is one mistake: sequence of tense rule not followed.
Incorrect: Many students answered that it is the beginning of the information age.
Correct: Many students answered that it was the beginning of the information age.
In sentence 15 there is one mistake: subjunctive verb not used.
Incorrect: He requested that each student chooses a topic by next Monday.
Correct: He requested that each student choose a topic by next Monday.
In sentence 16 there is one mistake: subjunctive verb not used.
Incorrect: He suggested that the papers are typed.
Correct: He suggested that the papers be typed.
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1. Julia said that she_______________there at noon.
=> B. was going to be ( Câu gián tiếp -> Verb phải lùi một thời)
2. He_____that he was leaving way that afternoon.
A. told me
B. told to me ( tell sb , không phải là tell to sb)
C. said me ( đúng thời nhưng phải là said to me)
D.says to me ( đúng cấu trúc nhưng sai thời)
3. She said to me that she_________to me the sunday before.
A. wrote (sai thời)
B. has written ( sai thời)
C. was writing ( sai thời)
D. had written
4. I_____________him to sell that old motorbike.
A. said to (Nghĩa không hợp lý)
B. suggested ( chỉ có 2 dạng suggest + that + clause hoặc suggest + v-ing )
C. advised ( hợp nghĩa và advise sb + to V)
D. recommended ( không hợp nghĩa, recommend sb + sth)
5. My parents reminded me________the flowers.
A. remember to plant ( sai cấu trúc, sai nghĩa)
B. plant ( remind sb + to V)
C. to plant
D. planting (sai cấu trúc)
6. I asked Martha____________to enter low school.
A. are you planning
B. is she planning
C. was she planning
D. if she was planning ( xem cách dùng của câu gián tiếp nhé!)
7. Nam wanted to know what time___________.
A. does the movie begin (sai thời, sai ngữ pháp)
B. did the movie begin (sai ngữ pháp)
C. the movie begins ( sai thời)
D. the movie began
8. I wondered____________the right thing.
A. whether I was doing
B. if I am doing ( sai thời)
C. was I doing ( sai ngữ pháp)
D. am I doing ( sai ngữ pháp)
9. The scientist said the earth__________the sun.
A. goes round
B. is going around
C. went around
D. was going around
10. Peter said that if he________rich, he_______a lot.
A. is-will travel
B. were-would travel
C. had been-would have travelled
D. was-will travel
11. They said that they had been driving through the desert______________.
A. the previous day
B. yesterday
C. the last day
D. Sunday previously
12. He asked the children____________too much noise.
A. not to make B. not making C. don't make D. if they don't make
13. The man said that money____________the passport to everything.
A. will be B. is C. was D. can be
14. The teacher said Columbus___American in 1942.
A. discovered B. had discovered C. was discoverring D. would discover
15. John said he_______her since they________school.
A. hasn't met-left B. hadn't met-had left C. hadn't met/ left D. didn't meet-has left
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II. Change the following sentences into direct sentences:
1. He said he didn’t know what had happened.
He said:" I don't know what happened."
2. She said that she had gone to the dentist yesterday.
She said: "I went to the destist yesterday."
3. She said the doctor had written her a prescription.
She said: "The doctor wrote me a prescription."
4. He said that he had a toothache.
He said: "I have a toothache."
5. She said she went to the museum every day.
She said:" I go to the museum every day."
6. They said they were going to the supermarket.
They said:" We are going to the supermarket."
7. She said that the doctor had given her some pills.
She said:" The doctor gave me some pills."
8. He said he had received the report.
He said:" I have received the report."
9. They said they had visited the aquarium.
They said:" We visited the aquarium."
10. He said that he was feeling sick.
"I am feeling sick." He said.
11. She said she had bought some bread.
"I have bought some bread." She said.
12. He said that he was turning off the television.
"I am turning off the television." He said.
13. They said they were driving to Chicago.
"We are driving to Chicago." They said.
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1. " I'll lend you some money, if you " he said to me. (offered)
=> he offered to lend me some money
2. We needed petrol, so we went to a service station. (stopped)
=> we stopped at a service station to buy petrol
3. I am sorry but you have not been appointed to the post. (regret)
=> I regret to tell you that you have not been appointed to the post.
viết lại câu sao cho nghĩa không đổi sử dụng từ trong ngoặc:
1. " I'll lend you some money, if you " he said to me. (offered)
⇒__He offered me that He would lend me some money if I d_____
2. We needed petrol, so we went to a service station. (stopped)
⇒___(câu này hơi kì)___
3. I am sorry but you have not been appointed to the post. (regret)
⇒______I regret to tell that you have not been appointed to the post. ____
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* Vì đây là chương trình Anh lớp 9 nên chưa nắm rõ, có gì sai sót mong AD thông cảm ạ *
Finish each of the following sentences in such a way that it is as similar as possible in meaning to the original sentence.
1. I didn’t know that you were in the hospital, so I didn’t visit you.
→ If I had known that you were in hospital, I would have visited you.
2. Hurry up or you will be late.
→ If you don't hurry up, you wil be late.
3. She is very busy, so she can’t help me now.
→ If she weren't very busy, she could help me now.
4. He didn’t phone me because he didn’t know my phone number.
→ If he had known my phone number, he would have phoned me.
5. You’re unfit because you don’t take exercise.
→ If you took more exercise, you would be fit.
6. Unless you are careful, you will cut yourself with that knife.
→ If you aren't careful, you will cut yourself with that knife.
7. If I have time, I’ll help you.
→ Unless I have time, I won't help you.
8. He didn’t study his lessons very carefully, so he gets bad marks now.
→ If he had studied his lesson very carefully, he wouldn't get bad marks now.
9. Dick often causes accidents because he drives carelessly.
→ Dick drove carefully , he wouldn't often cause accidents .
10. I can’t apply for that job because I don’t know English.
→ If I knew English, I could apply for that job.
1.If I had konwn tha you were in hospital, I would have visited you.
2.If you don't hunrry up, you will be late.
3.If she weren 't very busy, she could help my now.
4.If he had konwn my phone number, he would have phoned me
5.If you took exercise, you would be fit unfit.
6.If you are not,you will cut with that knife.
7.Unless I have time, I won't help you.
8.If he had studied his lessons very carefully, he woudn't get bad marks now.
9.If dick drove carefully, he wouldn't cause acciddent .
10.If I knew English, I could apply for that jop.
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Bài 1: Find the mistake then correct it
1. They asked him not give->to give that new information to anyone else
2. It took me so many->much time to learn this lesson
3. Do you know what was she doing->she was doing at this time yesterday?
4. The doctor advided->advised hẻ to go for a diet to lose weight
5. He said that he would visit me tomrrow->the next day
6. They were complete->completely right when they said that
7. The Browns decide going->to go to school tomorrow
8. Peter has two brothers, the older->elder is a policeman the younger is an engineer
Đáp án: D
Dịch: Anh ấy nói rằng anh ấy đã không biết Fred đang làm gì.