---How did you do in the test yesterday? -----Not so well. I ______ much better but I misread the directions for writing.   
#63231
A
will have done
B
could have done
C
must have done
D
may have done
推荐题目
----- Must I park my car behind the building?------No, you ___________ . You ___________ park it here .
#76134
A
mustn’t ; may
B
may not ; must
C
don’t have to ; may
D
shouldn’t ; must
The room is in a terrible mess; it ________have been cleaned.
#63479
A
can’t
B
mustn’t
C
shouldn’t
D
wouldn’t
—Must we clean the classroom now?—No ,you _______.
#76832
A
must
B
needn’t
C
aren’t
D
mustn’t