—The research on the new flu virus vaccine is challenging and demanding. Who do you think can do the job? —______ my students have a try?
#62920
A
May
B
Must
C
Will
D
Shall
推荐题目
The boss ______ the worker how to do it, or the accident couldn’t have happened.
#63303
A
can’t have told
B
ought to tell
C
could have told
D
mustn’t have told
–Look at that girl! Is it Susan? --No, it _______ be her. She went to her hometown just now.
#77302
A
mustn’t
B
can’t
C
needn’t
D
wouldn’t
— Must we wear our school uniform this afternoon?— No, you. All of us will go on an outing.
#75739
A
mustn't
B
can't
C
needn't
D
couldn't
-How was the English evening party last night?-It was great fun. You ______ come.
#76316
A
should
B
must
C
may
D
can