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
推荐题目
My sister met him at the street yesterday afternoon, so he __________ your lecture.
#63076
A
shouldn’t have attended
B
needn’t have attended
C
mustn’t have attended
D
couldn’t have attended
You’d better put on a heavy coat.Sometimes it________be very cold here at night.
#62312
A
should
B
can
C
will
D
must
People who drink wine ______ to drive after May Day.
#77648
A
don’t allow
B
isn’t allowed
C
mustn’t allow
D
mustn’t be allowed
According to the rules of Daddy, where are we going?, nobody _______ take along with them cash and cell phones.
#62658
A
must
B
may
C
will
D
shall