— I think the man over there must be Bob.— It _______ be him. He has gone to England.
#76658
A
can’t
B
mustn’t
C
couldn’t
D
shouldn’t
推荐题目
— My cat’s really fat.— You ______ have given her so much food.
#63003
A
wouldn’t
B
couldn’t
C
shouldn’t
D
mustn’t
––Are you _______ “Planting online vegetables”? ––No, I think it’s a waste of time.
#77725
A
major in
B
afraid of
C
angry with
D
interested in
------She looks very happy. She ______ have passed the exam. ------I guess so. It’s not difficult after all.
#63502
A
should
B
could
C
must
D
might
Personally, the job as a teacher _____ be challenging, for I sometimes _____ deal with some smarter but less diligent students.
#62557
A
can; have to
B
may; can
C
has to; may
D
ought to; must