Mr. Smith has promised that all of us will pass the exam, so it ____ so difficult as you imagine.
#63382
A
can’t have been
B
can’t be
C
mustn’t have been
D
mustn’t be
推荐题目
As a student, you must ______ your teachers.
#63571
A
show respect for
B
have respect to
C
show respects for
D
have respects to
Harry is feeling uncomfortable.He________too much at the party last night.
#62301
A
could drink
B
should drink
C
would have drunk
D
must have drunk
From March 13th, 2013, anyone under the age of 14 ______ go into Disney’s US parks alone.
#74340
A
couldn’t
B
mustn’t
C
needn’t
D
mightn’t
Mary _______ her mother with the housework, but she didn’t.
#63072
A
must have helped
B
ought to have helped
C
must help
D
should help