A. must not B. need not C. would not D. might not
A. may B. can C. must D. dare
A. Must B. Shall C. Will D. Need
A. dare not B. dares not C. dares not to D. not dare
A. mustn’t B. needn’t C. wouldn’t D. shouldn’t
A. Can B. should C. Must D. Would
A. exercise B. exercising C. exercised D. exercises
A. had not better B. have not better C. had better not D. have better not
A. to be finished B. finishing C. finish D. finished