Exercise 1: Choose the best answer to complete each of the following sentences.
1. Do you think there would be less conflict in the world if all people _________ same language.
A. spoke B. speak C. had spoken D. will speak
2. 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
3. Unless you ________ all of my questions, I can't do anything to help you.
A. answered B. answer C. would answer D. are answering
4. 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
5. If John _________ to go on the trip, would you have gone?
A. doesn't agree B. didn't agree C. hadn't agreed D. wouldn't agreed
6. I didn't know you were asleep. Otherwise, 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
7. 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
8. I _______ you sooner had someone told me you were in hospital.
A. would have visited B. visited C. had visited D. visit
9. ________ then what I know today, 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
10. The lecturer last night didn't know what he was talking about, but if professor Madison _______, I would have listened carefully.
A. had been lecturing B. was lecturing C. would lecture D. lectured
1.A 2.A 3.B 4.B 5.C 6.B