1. would -> will

2. won’t -> will

3. had had -> would have had

4. bought -> buys

5. stayed -> had stayed

6. would -> won’t

7. review -> reviewed

8. wanted -> want

I/ Hãy dùng hình thức đúng của những động từ trong ngoặc, dùng câu điều kiện loại 3:
1. If she (wait).......had waited..........she should have met us
2. If you (telephone).........had telephoned...........me, I would have gone with you
3. If he had worked harder, they (give).........would have given...........him a better job
4. If I (have)............had had..........more time, I would have done the work more carefully
5. If I (be) .....had been......in your position, I wouldn't have said that
6. I (lend).......would have lent.........you money if you had mention it
7. If they had got up late, they (not, arrive).........wouldn't have arrived............at the station on time
8. He (get)..............would have gotten.........the job if he had come earlier

21-If she …..him,she would be very happy.
A-would meet B-will meet C-is meeting D-should meet

22-If he …..a thorough knowledge of English, he could have applied for this post.
A-had had B-had C-has D-has had

23-If I had enough money,I……abroad to improve my English.
A-will go B-would go C-should go D-should have go to

24-The bench would collapse if they……on it.
A-stood B-stand C-standing D-stands

25-If it……convenient, let’s go out for a drink tonight,
A-be B-is C-was D-were

26-If you……time, please write to me.
A-have B-had C-have had D-has

27-I shouldn’t go there at night if I ….you.
A-am B-was C-be D-were

28-If I …….get a pole, I will go fishing.
A-can B-could C-may D-might

29-If you had the chance,…….you go fishing?
A-did B-may C-would D-do

30-If you …..a choice, which country would you visit?
A-have B-had C-have had D-will have



Trắc nghiệm câu điều kiện từ 31-40
31-She will acept the offer if you persuade her.
A-unless B-because C-provided that D-otherwise

32-If he were here,he would accompany you on the piano.
A-Supposing he were here B-because he were here C-were he here D-Both Aand C

33-If she had gone abroad, she would have let you know.
A-had gone she abroad B-had she gone abroad
C-Because she had gone abroad D-while she had gone abroad

34-Trees won’t grow…….there is enough water.
A-if B-when C-unless D-as

35-……….she agreed, you would have done it.
A-if B-had C-should D-would

36-If he hadn’t wasted too much time , he ……in his examination.
A-would fail B-wouldn’t fail C-wouldn’t have failed D-won’t fail

37-If I had taken that English course, I…….much progress.
A-had made B-would have made C-made D-would make

38-If I were in your place, I….a trip to England.
A-will make B-had made C-would make D-made

39-If you inherited a million pounds,what…….with the money?
A-do you do B-will you do C-would you do D-are you going to do

40-If you……..as I told you, you…….in such predicament now.
A-Did/would not be B-had done/had not been
C-do/would not be D-had done /would not be

1) choose the best answer :

1. the teacher asked tom ..................

a. if had he any hobbies b. that he had any hobbies c. had he got any hobbies d. if he had any hobbies

2. they said that the problem .........................soon

a. will be solved b. had solved c. is being solved d. would be solved

3. the teacher asked her why she ..............the test

a. didn't do b. hasn't done c. doesn't do d. won't do

4. our teacher said that we .........an english test the following week

a. will have b. would have c. have had d. had

5. " when will the final exam be taken ? " - bill wanted to know........................

a. when will the final exam be taken b. when the final exam will be taken

c. when would the final exam be taken d. when the fianl exam would be taken

6. " are you planning to enter law school ? " - i asked Martha......................

a. whether she is planning to enter law school b. if she was planning to enter law school

c. is she planning to enter law school d. was she planning to enter law school

7. if you learn this lesson carefully , you .............the exam

a. can pass b. passing c. passed d. would pass

8. he told me.......................

a. to think well before i answer b. to think well before i will answer

c. think well before i answered d. to think well before i answered

1) If that hat costs much, I (would have bought/will buy/bought/would buy) a small one.
2) If you (drive/drove/had driven/driven) more carefully, you wouldn’t have had so many accidents.
3) If I (make/makes/made/had made) that mistake again, my teacher will get angry with me.
4) If I spoke English, my job (was/were/will be/would be) a lot easier.
5) If he (goes/went/had gone/would go) to London yesterday, he (met/would meet/had met/would have met) his old friend.
6) I will lend them some money if they (ask/will ask/asked/had asked) me.
7) If we had known who he was, we (would have invited/have invited/will invite/would invite) him to speak at our meeting.
8) My dog will bark if it (hear/hears/heard/had heard) any strange sound.
9) If I (had/had had/will have/have) enough money, I would buy a house.
10) They (won’t let/not let/wouldn’t let/hadn’t let) you in if you come late.
11) If you (not go/don’t go/hadn’t gone/didn’t go) away, I’ll send for a policeman.
12) If I (were/am/be/was) in your place, I would accept Mr. Anderson’s invitation.
13) If I (win/had won/won/winning) a big prize in a lottery, I’d give up my job.
14) If I (is/am/was/were) you, I (will tell/told/would tell/would have told) the truth.
15) I was busy. If I (have/had/had had/have had) free time. I (would go/will go/would have gone/go) to the cinema with you.
16) Why didn’t you attend the meeting?
Oh, I did not know. If I (know/knew/had known/known) I (would come/would have come/will come/had come) there.
17) What (would/will/did/had) we do if they do not come tomorrow?
18) If I had enough time now, I (would write/write/will write/wrote) to my parents.
19) It’s too bad Helen isn’t here. If she (is/was/were/are) here, she (will know/knows/would know/would have known) what to do.
20) If I don’t eat breakfast tomorrow morning, I (will get/got/would get/had got) hungry during class.

1) If that hat costs much, I (would have bought/will buy/bought/would buy) a small one.
2) If you (drive/drove/had driven/driven) more carefully, you wouldn’t have had so many accidents.
3) If I (make/makes/made/had made) that mistake again, my teacher will get angry with me.
4) If I spoke English, my job (was/were/will be/would be) a lot easier.
5) If he (goes/went/had gone/would go) to London yesterday, he (met/would meet/had met/would have met) his old friend.
6) I will lend them some money if they (ask/will ask/asked/had asked) me.
7) If we had known who he was, we (would have invited/have invited/will invite/would invite) him to speak at our meeting.
8) My dog will bark if it (hear/hears/heard/had heard) any strange sound.
9) If I (had/had had/will have/have) enough money, I would buy a house.
10) They (won’t let/not let/wouldn’t let/hadn’t let) you in if you come late.
11) If you (not go/don’t go/hadn’t gone/didn’t go) away, I’ll send for a policeman.
12) If I (were/am/be/was) in your place, I would accept Mr. Anderson’s invitation.
13) If I (win/had won/won/winning) a big prize in a lottery, I’d give up my job.
14) If I (is/am/was/were) you, I (will tell/told/would tell/would have told) the truth.
15) I was busy. If I (have/had/had had/have had) free time. I (would go/will go/would have gone/go) to the cinema with you.
16) Why didn’t you attend the meeting?
Oh, I did not know. If I (know/knew/had known/known) I (would come/would have come/will come/had come) there.
17) What (would/will/did/had) we do if they do not come tomorrow?
18) If I had enough time now, I (would write/write/will write/wrote) to my parents.
19) It’s too bad Helen isn’t here. If she (is/was/were/are) here, she (will know/knows/would know/would have known) what to do.
20) If I don’t eat breakfast tomorrow morning, I (will get/got/would get/had got) hungry during class.

1.will buy

2.had driven

3.make

4.would be

5.had gone-would have met

6.ask

7.would have invited

8.hears

9.had

10.won't let

11.don't go

12.was

13.won

14.were

15.had had-would have gone

16.had known-would have come

17.will

18.would write

19.was-would know

20.will get

Trắc nghiệm câu điều kiện từ 21 - 30
21-If she …..him,she would be very happy.
A-would meet B-will meet C-is meeting D-should meet
22-If he …..a thorough knowledge of English, he could have applied for this post.
A-had had B-had C-has D-has had
23-If I had enough money,I……abroad to improve my English.
A-will go B-would go C-should go D-should have go to
24-The bench would collapse if they……on it.
A-stood B-stand C-standing D-stands
25-If it……convenient, let’s go out for a drink tonight,
A-be B-is C-was D-were
26-If you……time, please write to me.
A-have B-had C-have had D-has
27-I shouldn’t go there at night if I ….you.
A-am B-was C-be D-were
28-If I …….get a pole, I will go fishing.
A-can B-could C-may D-might
29-If you had the chance,…….you go fishing?
A-did B-may C-would D-do
30-If you …..a choice, which country would you visit?
A-have B-had C-have had D-will have
Trắc nghiệm câu điều kiện từ 31-40
31-She will acept the offer if you persuade her.
A-unless B-because C-provided that D-otherwise
32-If he were here,he would accompany you on the piano.
A-Supposing he were here B-because he were here C-were he here D-Both A and C
33-If she had gone abroad, she would have let you know.
A-had gone she abroad B-had she gone abroad
C-Because she had gone abroad D-while she had gone abroad
34-Trees won’t grow…….there is enough water.
A-if B-when C-unless D-as
35-……….she agreed, you would have done it.
A-if B-had C-should D-would
36-If he hadn’t wasted too much time , he ……in his examination.
A-would fail B-wouldn’t fail C-wouldn’t have failed D-won’t fail
37-If I had taken that English course, I…….much progress.
A-had made B-would have made C-made D-would make
38-If I were in your place, I….a trip to England.
A-will make B-had made C-would make D-made
39-If you inherited a million pounds,what…….with the money?
A-do you do B-will you do C-would you do D-are you going to do
40-If you……..as I told you, you…….in such predicament now.
A-Did/would not be B-had done/had not been
C-do/would not be D-had done /would not be

Trắc nghiệm câu điều kiện từ 41-50
41-Come and work for my company iif you…….better to do.
A-have nothing B-will have nothing C-had something D-had nothing
42-If you had done as I told you ,I think you……….
A-would succeed B-would have succeeded C-could succed D-had succeeded
43-If he had got half a mark more, he ……in the exam.
A-wouldn’t fail B-wouldn’t have failed C-won’t fail D-won’t be failing
44-If it……… tomorrow, we may postpone going.
A-rains B-will rain C-shall rain D-raining
45-If you hadn’t watched that late movie last night, you……sleepy now.
A-wouldn’t have been B-wouldn’t be
C-might have not been D-would’t have been being
46 - If you …….as I told you, you ……….sorry now.
A-did/would not be B-had done/had not been
C-do /would not be D-had done/would not be
47-If I………I will let you know .
A-am staying B-will stay C-do stay D-would stay
48-“Are you thinking about going to the Bahamas for the hollidays?”
“No,but if I ……the time , I would definitely go”
A-have B-had C-have had D-would have
49-“It’s really raining”
“Yes.If the weather……, we’ll have to camp somewhere else”.
A-would get worse B-might get worse C-get worse D-should get worse
50-“Why did you only send twenty dollats in the mail?”
“If I had had more money, I ……..given you more.”
A-will have B-would have C-would D-have

Trắc nghiệm câu điều kiện từ 51-60
51-“My boss made me work overtime again”.
“If I were you,I……….my job”.
A-would quit B-will quit C-must quit D-quit
52-“Thanks for your help”.
“…….want more information,call again tomorrow”.
A-were you B-had you to C-might you D- should you
53-“Remember the day I drove you to the airport?”.
“If you hadn’t ……me ,I would have been late”.
A-take B-taking C-took D-taken
54-“Sally finally got here from Chicago”.
“If she had come earlier,we……taken her to the play”.
A-would be B-would have C-had have D-would had
55-“I don’t know whether to take that mathematics course or not”.
“If ………you, I’d take it”.
A-I am B-I will be C-I had been you D-I were
56-“My car broke down when I was leaving Detroit and I had to take the bus”.
“………,we would have picked you up”.
A-had we known B-if we have known C-we had known D-if we did know
57-“It’s beginning to rain”.
“……..,we won’t be able to finish the ball game”.
A-If it stops B-should it stop C-unlees it stops D-if it didn’t stop
58-“Did you need help with your math last night?”.
“If I had, I………you”.
A-would call B-called C-would have called D-will call
59-“I’d really like some lunch but I have so much work to do”.
“……..what you want and I can get it for you”.
A-tell me B-if you would say me C-you will tell to me D-if you tell me
60-“John went to the hospital alone”,
“If …….,Iwould have gone with him”.
A-had he told me B-he had told me C-ha has told me D-he would tell me

Exercise 6 : Choose the best answer for each of the following sentences. 1._____have enough apples, she’ll make an apple pie this afternoon. A.Should she B. If she C. Will she D. Unless she 2.If you_____to me, you wouldn’t have got so much trouble. A. listened B. would listen C. had listened D. Would have listened 3.If you don’t know how to spell a word, you_____ look it up in the dictionary. A. must B. will C. should D. ought 4.If the sun _____, we _____for a walk. A. shines / will go B. shone / will go C. shone / would go D. had shone / would go 5.The campfire _____ if it _____ last night. A. wouldn’t be cancelled / hadn’t rained B. wouldn’t have been cancelled / hadn’t rained C. would have been cancelled / hadn’t rained D. will be cancelled / rains 6.But for our parents, we _____ successful in life. A. will never be B. would never be C. wouldn’t have be D. would have never been 7.If I _____ my wallet at home this morning, I _____ money for lunch now. A. leave / will have B. didn’t leave / would have C. hadn’t left / would have D. hadn’t left / would have had 8.It is too bad, Lam isn’t here. If he _____ here, he _____ what to do. A. were / would know B. is / will know C. had been / would have known D. was / would know 9.If we _____ the plans carefully, we would not have had so many serious mistakes. A. study B. had studied C. studied D. were studying 10.I will never talk to you again _____ you apologize me _____ your being rude. A. if / for B. unless / for C. or / of D. whether / or 11._____if you work harder, you will be sacked. A. Whether B. If C. However D. Unless 12.I think you should stop smoking. A. If I am you, I will stop smoking. B. If I were you, I will stop smoking. C. If I were you, I would stop smoking. D. If I had been you, I would stop smoking. 13.If you take the ice out of the fridge, it _____. A. vaporizes B. melts C. heats D. disappears 14.We should do something to protect water from being polluted _____we will have nothing to drink in the future. A. if B. whether C. or D. unless 15.Let’s knock on their door to see _____home. A. if they’re B. unless they’re C. whether they were D. if they were 16.Unless we _____more snow, we can’t go skiing. A. will have B. have C. have had D. had 17.You’ll fail the exam _____ you start revising. A. if B. until C. when D. unless 18.Unless you wash the car, you _____not drive it at the weekend. A. would B. could C. have to D. may 19.If Peter _____his car before the drive, he _____the problem of out of petrol. A. checked / will not get B. had checked / would not have got C. checks / will not have got D. would be checking / will not have got 20.He stepped on the mine, and it exploded. A.If he doesn’t step on the mine, it doesn’t explode. B.If he doesn’t step on the mine, it won’t explode. C.If he didn’t step on the mine, it wouldn’t explode. D.If he hadn’t stepped on the mine, it wouldn’t have exploded. 21. In my experiments, the liquid is cooled to 32ºF. It always freezes. A.If you cool the liquid to 32 degrees, it froze. B.If you cooled the liquid to 32 degrees, it would freeze. C.If you cool the liquid to 32 degrees, it will freeze. D.If you had cooled the liquid to 32 degrees, it would have frozen. 22.It may rain this afternoon. I hope it doesn’t because I don’t want the match to be cancelled. A. If it rains, the match is cancelled. B. If it rains, the match will be cancelled. C. if it rained, the match would be cancelled D. If it had rained, the match would have been cancelled. 23.Unfortunately, I don’t know Philosophy, so I can’t answer your question. A.If I know Philosophy, I can answer your question. B.If I know Philosophy, I will be able to answer your question. C.If I knew Philosophy, I would be able to answer your question. D.If I had known Philosophy, I would have been able to answer your question. 24._____ there are some more ideas, we can end the meeting now. A. If B. As if C. Unless D. In case 25.If he _____with us now, he _____ the beauty of nature of the National Park. A. is / can enjoy B. was / will enjoy C. has been / would enjoy D. were / could enjoy 26.If they had searched more carefully, they...the watch sooner. A. will find B. would find C. found D. would have found 27.If I had got up early, I _____ to have breakfast now. A. have B.I had C. would have D. would have had 28.I cannot buy a new computer _____ I save enough money. A. if B. even if C. unless D. as if 29.Most people you meet will be polite to you _____. A. if you are polite to them B. if you will be polite to them C. unless you are polite to them D. if you were polite to them 30.If you do so, it _____ the matter worse. A. makes only B. would only make C. will only make D. had only made 31.You _____ English fluently unless you practice it every day. A. will speak B. will not speak C. can speak D. did not speak 32.Hurry up _____ you will miss the bus and be late for school. A. if B. and C. or D. as 33.You will get a good seat if you _____ first. A. come B. came C. have come D. will come 34.Sam will not graduate_____. A. if he passed all the tests B. if he does not pass all the tests. C. unless he passes all the tests D. unless he had passed all the tests. 35.If I had time, I would go with you. A.I am free and surely go with you. B.I am too busy to go with you. C. I will go with you because I have time. D. I am free enough to go with you. 36.If Margaret hadn’t been wearing a seat belt, she.... Injured. A. has been B. would has been C. would be D. would have been 37.If I _____ the rain yesterday, I_____ ill. A. had not caught / would have been B. had not caught / would have not been C. have not caught / were not D. have not caught / would have been 38.He looked frightened as if he _____ a ghost. A. sees B. is seeing C. has seen D. had seen 39.What _____if there _____ a serious nuclear accident. A. will happen / was B. happens / were C. would happen / were D. would happen / had been

Lần sau bn vt thì cách ra cho dễ nhìn nhé~~~~

Choose the best answer for each of the following sentences. 1._____have enough apples, she’ll make an apple pie this afternoon. A.Should she B. If she C. Will she D. Unless she

2.If you_____to me, you wouldn’t have got so much trouble.

A. listened B. would listen C. had listened D. Would have listened

3.If you don’t know how to spell a word, you_____ look it up in the dictionary.

A. must B. will C. should D. ought

4.If the sun _____, we _____for a walk.

A. shines / will go B. shone / will go C. shone / would go D. had shone / would go

5.The campfire _____ if it _____ last night.

A. wouldn’t be cancelled / hadn’t rained B. wouldn’t have been cancelled / hadn’t rained C. would have been cancelled / hadn’t rained D. will be cancelled / rains

6.But for our parents, we _____ successful in life.

A. will never be B. would never be C. wouldn’t have be D. would have never been

7.If I _____ my wallet at home this morning, I _____ money for lunch now.

A. leave / will have B. didn’t leave / would have C. hadn’t left / would have D. hadn’t left / would have had

8.It is too bad, Lam isn’t here. If he _____ here, he _____ what to do.

A. were / would know B. is / will know C. had been / would have known D. was / would know

9.If we _____ the plans carefully, we would not have had so many serious mistakes.

A. study B. had studied C. studied D. were studying

10.I will never talk to you again _____ you apologize me _____ your being rude.

A. if / for B. unless / for C. or / of D. whether / or