1.The boy isn’t hungry. If he ______ (be) hungry, he ______ (eat) the cake.
2.He’s been away since last Sunday. If he _____ (be) here yesterday, he ____ (attend) the concert.
3.I couldn’t keep away after twelve. If I ______ (work) all night, I ______ (finish) it in time.
4.We didn’t know her address. If we ______(know) it, we _____ (send) a note to her.
5.You’re late. If you ________ (come) a few minutes earlier, you _______ (meet) the famous woman scientist.
6.He was careless. If he ___ (put) the gold watch in a safe place, he ___ (not lose) it.
7.He isn’t here. If he ______ (be) here, he ______ (help) his sister learn to use it.
8.She _______ (be) busy now. If she _______ (be) free, she _______ (go) with you.
9.The manager ______ (be) not in his office now. If he ______ (be) here, everything _______ (be) settled in a minute.
10.If I ________ (be) you, I _______ (not be) discouraged at all.
1.If I ________ your book, I’ll give it to you.
A. will find B. have found C. find D. finds
2. If I found your book, I ______ give it to you.
A. will B. had C. / D. would
3. If he _______ the exam, he would fail it.
A. would take B. took C. will take D. takes
4. What would you do if you ______ your passport in a foreign country.
A. will lose B. lost C. losses D. would lose
5. If I invited Bill to the party, I _____ invite Linda too.
A. would have to B. would C. will have to D. will must
6. If we _______ go to the party next week, they would be very angry.
A. don’t B can’t C. have to D. dinn’t
7. ---Shall I open all the windows?
---Yes, please, if you _______.
A. shall B. would C. can D. have to
8. I don’t know _______, if he _______, I’ll tell you.
A. if he comes, will come B. if he will come, comes
C. whether she comes, comes D. whether she will come, comes
9. I wish I ______ younger.
A. were B. are C. am D. /
10. Do you ever wish you ________?
A. can fly B. have flown C. could fly D. would fly
11.I wish I _____ you yesterday.
A. seen B. did see C. had seen D. were to see
12.Without electricity human life _____ quite different today.
A. is B. will be C. would have been D. would be