导读：为了巩固大家学到的虚拟语气语法，为大家整理了40道关于虚拟语气的练习题，一下是具体内容。
1. If I ____ where he lived， I ____ a note to him.
A. knew， would B. had known， would have sent
C. know， would send D. knew， would have sent
2. If they ____ earlier than expected， they ____ here now.
A. had started， would beB. started， might be
C. had started， would have beenD. will start， might have been
3. I didnt know his telephone number. ____ it， I ____ then.
A. Had I known， would ring him up B. Should I know， would have rung him up
C. If I knew; would ring him up D. Had I known; would have rung him up
4. Mary is ill today. If she _____， she ____ absent from school.
A. were not ill， wouldnt be B. had been ill， wouldnt have been
C. had been ill， should have been D. hadnt been ill， could be
5. Were I to do it， I ________ it some other way.
A. will do B. would do C. would have done D. were to do
6. I ________ him the answer ________ possible， but I was so busy then.
A. could tell， if it had been B. must have told， were it
C. should have told， had it been D. should have told， should it be
7. Without your help， we________ so much.
A. wont achieve B. didnt achieve C. dont achieve D. wouldnt have achieved
8. You didnt take his advice. ________ his advice， you ________ such a mistake.
A. Had you taken， wouldnt have made B. If you had taken， would make
C. Were you lo take， shouldnt have made D. Have you taken， wont have made
9. We wish we ____ what you did when we were at high school.
A. did B. could have done C. have done D. should do
10. She wishes she ____ to the theatre last night.
A. went B. would go C. had gone D. were going
11. Tom is very short now. His mother wishes that he ________ be tall when he grows up.
A. could B. should C. would D. were able to
12. My sister advised me that I ________ accept the invitation.