— Catherine looks sad. Did you tell her about the accident?
— Yes, but I ________ her just before her final exams.
A. shouldn’t tell B. mustn’t have told
C. needn’t tell D. shouldn’t have told
To compete more effectively with others，it is time that university students to study abroad after graduation.
A. tried B. are trying C. try D. will try
I enjoyed the movie very much. I wish I _____ the book from which it was made.
A. have read B. had read C. should have read D. are reading
You pay too much attention to your English learning, as it is so important.
A. should B. must C. cannot D. needn't
The suggestion that the mayor _______________ the prizes was accepted by everyone.
A. would present B. present C. presents D. presented
I _____as him because I think I _____ be wrong.
A. daren’t；must B. dare；must C. dare；mustn’t D. daren’t；mustn’t
