- Look! It’s raining again.  -- Why _________it rain on Sundays? We are always staying inside! What a nuisance!.
#63568
A
need
B
can
C
must
D
should
推荐题目
He ______ it on schedule, but somehow he fell behind.
#62908
A
must have done
B
might finish
C
could have finished
D
could finish
 I’m feeling much better now, so you           call the doctor.
#74169
A
couldn’t
B
wouldn’t
C
can’t
D
needn’t
You have already tried your best, so you _____worry too much about the exams.
#76907
A
can’t
B
needn’t
C
mustn’t
D
shouldn’t