专四单选语法部分练习及答案.doc

虚拟语气的练****br/> is a real possibility that these animals could be frightened, __ a sudden loud noise.
a. being there b. should there be c. there was d. there have been
2. It was requested that all of the equipment ___ in the agreed time.
a. erected be erected c. be erected d. will be erected
3. I ___ him the Christian gift by mail because he came home during the Christmas holidays.
a. ought to have sent b. couldn’t have sent c. must have sent d. needn’t have sent
4. Our teacher mended that we ____ as attentive as possible when we visit the museum.
a. are b. shall be c. be d. were
5. We feel it is high time that the government ____ something to check the inflation.
a. did b. do c. should do d. would do
6. You ___ that letter to James. However, you didn’t.
a. ought to write b. ought to have written c. should write d. should be writing
7. If there were no subjunctive mood, English ___ much easier to learn.
a. could have been b. would be c. will be d. would have been
8. Had Judy been more careful on the maths exam, she ____ much better.
a. would be getting b. could have got c. must get d. would get
9. ____ you ____ further problems with your printer, contact your dealer for advice.
a. If, had b. Have, had c. Should, have d. In case, had
10. It is necessary that he _____ the assignment without delay.
a. hand in b. hands in c. must hand in d. has