一、选择：
1. The teacher demanded that the exam _____ before eleven.
A. must finish B. would be finished C. be finished D. must be finished
2. She made the demand that the journalists _____ at once ______ Iraq.
A. leave; for B. leave; to C. left; to D. to be left; for
3. He is talking so much about America as if he _____ there.
A. had been B. has been C. was D. has gone
4. The young man insisted that he _____ nothing wrong and _____ free.
A. did; set B. had done; should be set
C. should do; be set D. had done; must be set
