need                   6. If you can give me one good reason for your acting like this, __________this incident again.

a. I will never mention            B. I never mention

c. will I never mention              D. I don’t mention

7. If I had known you were asleep, I __________so much noise when I came in.

a. didn’t make                  B. wouldn’t have made

c. won’t make               D. don’t make

8. Unless you __________all of my questions, I can’t do anything to help you.

. answered                  B. answer                    C. would answer         D. are answering

9. Had you told me that this was going to happen, I __________it.

a. would have never believed                          B. don’t believe

c. hadn’t believed                                         D. can’t believe

10. If Jake __________to go on the trip, would you have gone?

a. doesn’t agree                  B. didn’t agree          C. hadn’t agreed        D. wouldn’t agree

11. J: “John went to the hospital alone”,

K: “If __________,I would have gone with him”.

a. had he told me                  B. he had told me       C. he has told me      D. he would tell me

12. If you __________, I would have brought my friends over to your house yesterday to watch T.V, but I didn’t want to bother you.

a. had studied                   B-studied               C. hadn’t studied        D. didn’t study

 6. If you can give me one good reason for your acting like this, __________this incident again.

a. I will never mention            B. I never mention

c. will I never mention              D. I don’t mention

7. If I had known you were asleep, I __________so much noise when I came in.

a. didn’t make                  B. wouldn’t have made

c. won’t make               D. don’t make

8. Unless you __________all of my questions, I can’t do anything to help you.

. answered                  B. answer                    C. would answer         D. are answering

9. Had you told me that this was going to happen, I __________it.

a. would have never believed                          B. don’t believe

c. hadn’t believed                                         D. can’t believe

10. If Jake __________to go on the trip, would you have gone?

a. doesn’t agree                  B. didn’t agree          C. hadn’t agreed        D. wouldn’t agree

11. J: “John went to the hospital alone”,

K: “If __________,I would have gone with him”.

a. had he told me                  B. he had told me       C. he has told me      D. he would tell me

12. If you __________, I would have brought my friends over to your house yesterday to watch T.V, but I didn’t want to bother you.

a. had studied                   B-studied               C. hadn’t studied        D. didn’t study

13. Peter: “Did you need help with your Math last night?”.

Mary: “If I had needed, I __________you”.

a. would call               B. called               C. would have called            D. will call

14. If someone __________ in to the store, smile and say, “May I help you?”

a. comes              B. came                       C. come                       D. should come

15. “Here’s my phone B. need                        C. would need            D. needed

16. If I didn’t work for an accounting firm, I __________in a bank now.

a. work                     B. will work                C. have worked           D. would work

17. The death rate would decrease if hygienic conditions __________improved.

a. was                 B. is                             C. were                        D. had been

18-The education in Japan __________if the basic principles of education had not been taken into consideration.

a. would go down                  B. would have gone down

c. went down                          D. had gone down

1.If I __________the same problem you had as a child, I might not have succeeded in life as well as you have.

a. have                   B. would have             C. had had                  D. should have

2. I __________you sooner had someone told me you were in the hospital.

a. would have visited          B. visited                      C. had visited              D. visit

3. __________more help, I would call my neighbor.

a. needed                    B. should I need         C. I have needed         D. I should need

4. __________then what I know yesterday, I would have saved myself a lot of time and trouble over the years.

a. had I known                      B. did I know               C. If I know              D. If I would know

5. Do you think there would be less conflict in the world if all people __________the same language?

a. spoke                   B. speak                C. had spoken            D. will speak

1. Radioactive pollution is very dangerous. It can cause abnormal growth. [since]

__________________________________________________________________________

2.Leaves are damaged. The tree cannot get enough food energy to stay healthy. [because]

__________________________________________________________________________

3. I don’t have much money now, but I want to buy a house in PhuCuong.

If _________________________________________________________________________

4.Light pollution happens. There is a change in animals’ living patterns.

If _________________________________________________________________________

5.Acid rain is dangerous. Trees’ leaves are damaged. [because of]

__________________________________________________________________________