1A 2A 3D 4B 5A 6C 7A 8D 9B 10A 11D 12A 13B 14A 15A 16C 17A 18C 19A 20A 21C 22C 23B 24C

25. were => had been

26. had => have

27. has => had

28. will study => study

29. am => were

30. will => would

31. to => bỏ to (X)

32. will => won't

33.apply to => apply for

34. will => would

35D 36D 37A 38C 39B 40C

1,Known,going to see

2,will bought 

3.will buy

4.will saw,going 

5,won't be 

1,Known,going to see

2,will bought 

3.will buy

4.will saw,going 

5,won't be 

1) I shouldn't drink that wine if I...were..(be) you

2) More tourist would come to this country if it..had....(have) a better climate

3) If I were sent to prison would you..visit...(visit) me ?

4) If someone...gave....(give) you a helicopter what would you do with it ?

5) I...would buy...(buy) shares in that company if I had some money

6) If the student had spoken politely,the teacher.....wouldn't be..(would/not/be) angry

7) they would have called you if the....had had.(have) your telephone number

8) the company wouldn't have cut the stress if we...had protested..(protest)

9) If they had paid attention, they..wouldn't have learned...(learn) the lesson

10) we..would go...(go) to the movies if we had had money

11) you would have found your book if you..had looked..(look) for it

12) If she had helped me I..would have finished...(finish) my homework

13)If it ...was..(be) sunny,we would have gone to the beach

14)they ..would have seen..(see) the film if they had come earlier

15)you would have found your book if you..had looked.(look) for it

1 I shouldn't drink that wine if I...were.. (be) you

2) More tourist would come to this country if it..had....(have) a better climate

3) If I were sent to prison would you..visit...(visit) me ?

4) If someone...gave....(give) you a helicopter what would you do with it

5) I...would buy...(buy) shares in that company if I had some money

6) If the student had spoken politely,the teacher.....wouldn't have been..(would/not/be) angry

7) they would have called you if the....had had. (have) your telephone number

8) the company wouldn't have cut the stress if we...had protested..(protest)

9) If they had paid attention, they..wouldn't have learned...(learn) the lesson

10) we..would go...(go) to the movies if we had had money

11) you would have found your book if you..had looked..(look) for it

12) If she had helped me I..would have finished... (finish) my homework

13)If it ...has been..(be) sunny,we would have gone to the beach

14)they ..would have seen..(see) the film if they had come earlier

15)you would have found your book if you..have looked.(look) for it

1. We don’t have enough money, so we can’t buy that house.

A. If we had enough money, we could buy that house. B. We could buy that house if we have enough money.

C. If we had had enough money, we could buy that house. D. We could have bought that house if we had had enough money.

2.Water these plant or they will die

A.Unless you water these plants ,they will die B.Unless you watered these plants ,they will die

C. Unless you water these plants ,they won’t die D. If you water these plants ,they will die

3. Hurry up or we’ll be late for the correct

A. If we don’t hurry , we won’t be late for the concert B.If we didn’t hurry , we will be late for the concert

C. If we don’t hurry, we will be late for the concert D.Unless we don’t hurry, we will be late for the concert

4..I can’t do this test because it is very difficult

A.If this test were difficult,I could do it B. If this test weren’t difficult ,I could do it

C.If this test weren’t difficult,I couldn’t do it D.Unless this test were difficult, I couldn’t do it

5. Study harder or you won’t pass the exam.

A. Only if you study harder, you will fail the exam. B. Unless you study harder, you will pass the exam.

C. If you don’t study harder, you will fail the exam.D. If you don’t pass the exam, you will have to study harder.

6. Take action soon or the pollution will get much worse.

A. If you don’t take action soon, the pollution will get much worse.

B. Unless you don’t take action soon, the pollution will get much worse.

C. The pollution will get much worse if you didn’t take action soon.

D. Only if you take action soon, the pollution will get much worse.

7. The fire will go out if we don’t put more wood on.

A. If we don’t put more wood on, the fire won’t go out. B. Unless we put more wood on, the fire will go out.

C. The fire will go out, so we don’t put more wood on. D. Unless we put more wood on, the fire won’t go out.

8. They spent a lot of money on food and clothes.

A. A lot of money was spent on food and clothes. B. A lot of money were spent on food and clothes.

C. A lot of money on food and clothes were spent. D. A lot of money on food and clothes was spent.

9. People have used the Internet all over the world.

A. The Internet has used all over the world. B. The Internet was used all over the world.

C. The Internet has been used all over the world. D. The Internet has been using all over the world.

10. Our house is going to be rebuilt by a local firm.

A. We are going to rebuild our house. B. We are going to have our house to rebuild.

C. A local firm are going to rebuild our house. D. A local firm is going to rebuild our house.

1. We don’t have enough money, so we can’t buy that house.

A. If we had enough money, we could buy that house. B. We could buy that house if we have enough money.

C. If we had had enough money, we could buy that house. D. We could have bought that house if we had had enough money.

2.Water these plant or they will die

A.Unless you water these plants ,they will die B.Unless you watered these plants ,they will die

C. Unless you water these plants ,they won’t die D. If you water these plants ,they will die

3. Hurry up or we’ll be late for the correct

A. If we don’t hurry , we won’t be late for the concert B.If we didn’t hurry , we will be late for the concert

C. If we don’t hurry, we will be late for the concert D.Unless we don’t hurry, we will be late for the concert

4..I can’t do this test because it is very difficult

A.If this test were difficult,I could do it B. If this test weren’t difficult ,I could do it

C.If this test weren’t difficult,I couldn’t do it D.Unless this test were difficult, I couldn’t do it

5. Study harder or you won’t pass the exam.

A. Only if you study harder, you will fail the exam. B. Unless you study harder, you will pass the exam.

C. If you don’t study harder, you will fail the exam.D. If you don’t pass the exam, you will have to study harder.

6. Take action soon or the pollution will get much worse.

A. If you don’t take action soon, the pollution will get much worse.

B. Unless you don’t take action soon, the pollution will get much worse.

C. The pollution will get much worse if you didn’t take action soon.

D. Only if you take action soon, the pollution will get much worse.

7. The fire will go out if we don’t put more wood on.

A. If we don’t put more wood on, the fire won’t go out. B. Unless we put more wood on, the fire will go out.

C. The fire will go out, so we don’t put more wood on. D. Unless we put more wood on, the fire won’t go out.

8. They spent a lot of money on food and clothes.

A. A lot of money was spent on food and clothes. B. A lot of money were spent on food and clothes.

C. A lot of money on food and clothes were spent. D. A lot of money on food and clothes was spent.

9. People have used the Internet all over the world.

A. The Internet has used all over the world. B. The Internet was used all over the world.

C. The Internet has been used all over the world. D. The Internet has been using all over the world.

10. Our house is going to be rebuilt by a local firm.

A. We are going to rebuild our house. B. We are going to have our house to rebuild.

C. A local firm are going to rebuild our house. D. A local firm is going to rebuild our house.

Gạch chân dưới đáp án đúng:
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) this 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 came 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 / are / 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.

If i (be) were You. I(tell) would tell Them the truth

2. I (not go) won't go To his house unless you go with me

3.we could have a drink if it weren't (Not be) so late

4.please don't distrust him if he(be) is Busy

5.if ice(be) were heavier than water, it(not float) wouldn't float

6.they would be glad if the rain(stop) stopped soon

7.if Jack (come) had come to my party, i would have danced with him

8.it's too bad Helen isn't here. If she(be) were Here, she(know) would knew what to do

9.Lee will go to a Desneylanf if he(save) saves enough money

1.If it cost too much ,I ..will buy...(buy) a small one

2 If you ..had driven...(drive) more carefullly ,you wouldn't have so many accidents

3 What ..would happen.(happen) if there ..weren't..( not be) gravity

4 If I ( mark)marked that mistake again my teacher .would get.(get) angry

5 If I spoke English well my job .would be..(be) a lot of easier

6 He ..would have met..(meet) his old friend if he .had gone..(go) to london yesterday

7 Would you mind if you studdenly ..won.( win) haft a million pounds 8

8 I..will lend...(lend) them some money if they ask me

9. If we ..had known.(know) who he was.we ..would have invited..(invite) him to speak at our metting

10 If they had invited us naturally we .would have gone..(go) to the parrty

11 If..were..(be) you I ..would tell...(tell) her the truth

12 I was busy If I ..had..(have) free time I ..would go.(go) to the cinema with you

13 What will we ..do..(do) if they ..won't come.(not come) tomorrow

14 If I .had..(have ) enough time now I.would write..(write) to myparents

15It's too bad Helen isn't here if she .were..(be) here ,She ..would know..(know) what to do

16 If I..eat... (not eat) brakfast tomorrow morning I..will get.(get) hurnry during class

17 He might have understood you if you .had spoken..(speak) more slowly

18 If the weather .were.(be) nice today we ..would go..(go) to the zoo

19 If you meet him remmber ..not to tell..(not tell) him what I..have just said.(just say) to you

20 why didn't you attrnd the meeting

oh I ...didn't know...( not know) indeed If I ...had known..(know) I.would have come..(come) there

đI (not do)......wouldn't do....that if I ( be )........were.....you

I would have come soojer if I ( know )......had known......you were here

he never does homework. If he ( do)....did.....his homework, he (not worry ).........wouldn't worry.......about his exam

It's too bab we lost the game. If you ( play).....had played.....for us, we ( win ) ...would have won....

What will you (do).......do.....if she refuses your invitation?

You (be)...will be...ill if you drink that water

if today (be).....were.....Sunday, we (go)....would go....to the beach

unless they (pass).....passed......their examinations, they would join the army

if tom(go)....went....... to bed earlier, he would not be so tired

had we know your address, we(write)......would have written....you a letter

if it's raining heavil, we (not go)......won't go.....for a donkey ride

if he(try)...tries......hard, he'll pass the examination

i could understand the french teacher if she ( speak )....spoke.......more slowly

If she ( not be ).....hadn't been......busy, she would have come to the party

If you (see)...see....Mary today, please (ask)....ask.....her to call me

B. viết lại những câu sau sao cho nghĩa của câu không thay doi

1. that man doesn't work hard. he can't earn more money

if that man worked hard, he could earn more money

2. i don't tell him the answer because he is from home

if he weren't from home, i would tell him the answer

3. my friends and i don't have enough money, so we will not buy a house of our own

if my friend and I had enough money, we would buy a house of our own

4. the weather isn't better now, so we can't go for a walk

if the weather were better now, we could go for a walk

5.i don't know his address, and i don't give it to you

if i knew his address, i would give it to you

6. he does not work slowly enough, so he makes many mistakes

if he worked slowly enough, he wouldn't make many mistakes

7. I am not sent to prison. She does't visit me

if i were sent to prison, she would visit me

8.I don't win a big prize in a lottery, so I don't give up my job

if i won a big prize in a lottery, i would give up my job

9.the doctor can't see many patients because he is so late

if he weren't so late, the doctor could see many patients

10. We don't visit them in Hanoi because tickets are expensive

if tickets weren't expensive, we would visit them in hanoi

EX. Chia đt trong ngoặc
1. If you (go) go away, please write to me.
2. If you (be) had been in, I should have given it to you.
3. If you (eat) eat another cake, he will be sick.(có sai chủ ngữ ko vậy?)
4. I (not do) wouldn't do that if I (be) were you.
5. If he (take) takes advice, everything can go well.
6. I'd have come sooner If I knew you were here.
7. he never docs homework. If he (do) his homework. ???
8. If you played for us, we (win) would win.
9.What will you (do) do If she refuses your invitation?
10. If today (be) is Sunday, we(go) will go to the beach.
11. Unless they (pass) passed their examinations, they would join the army.
12. You (be)will be ill If you drink that water.
13.If Tom (go) went to bed earlier, he would not be so tired.
14. Had we known your address, we (Write) would have written you a letter
15.If it's raining heavily, we (not go) won't go for a donkcy ride.
16. If he (try) tries hard, he'll pass the examination.
17. I could understand the teacher if she (speak) spoke more sÌowly.
18.If she (not be) hadn't been busy, she would have come to the party.
19. If I (finish) finish the work now, l(go) will go to the football game.
20. If you( see) see Mary today, please (ask) ask her to call me

EX. Chia đt trong ngoặc.
1. If you (go) go away please write to me. (ĐK loại 1)
2. If you (be) had been in, I should have given it to you. (ĐK loại 3)
3. If you (eat) eats another cake, he will be sick. (ĐK loại 1)
4. I (not do) wouldn't do that if I (be) were you. (ĐK loại 2)
5. If he (take) takes advice, everything can go well. (ĐK loại 1)
6. I'd have come sooner If I know you were here.

Câu này sai thì pải!

Sửa: I know \(\rightarrow\) I had known (ĐK loại 3)
7. He never does homework. If he (do) did his homework. (ĐK loại 2)
8. If you played for us, we (win) would win. (ĐK loại 2)
9. What will you (do) do If she refuses your invitation? (ĐK loại 1)
10. If today (be) were Sunday, we (go) would go to the beach. (ĐK loại 2)
11. Unless they (pass) passed their examinations, they would join the army. (ĐK loại 2)
12. You (be) will be ill If you drink that Water. (ĐK loại 1)
13. If Tom (go) went to bed earlier, he would not be so tired. (ĐK loại 2)
14. Had we known your address, We (write) would have written you a letter. (ĐK loại 3)
15. If it's raining heavily, we (not go) won't go for a donkcy ride. (ĐK loại 1)
16. If he (try) tries hard, he'll pass the examination. (ĐK loại 1)
17. I could understand the teacher if she (speak) spoke more slowly. (ĐK loại 2)
18. If she (not be) hadn't been busy, she would have come to the party. (ĐK loại 3)
19. If I (finish) finish the work now, I (go) will go to the football game. (ĐK loại 1)
20. If you( see) see Mary today, please ( ask) ask her to call me. (ĐK loại 1)

Good luck!

1. go
2. Ihad been
3. eats
4. wouldn't do / were
5. takes
6. I had known

7. did
8. would win
9. will / do
10. were / would go
11. passed
12. will be
13. went
14.would have written
15. won't go
16. tries
17. spoke
18. hadn't been
19. finish / will go
20. ask