—Is that Lucy’s cousin, Anna?—No, it ______ her. She has gone to Paris.
#76831
A
mustn’t be
B
might be
C
can’t be
D
could be
推荐题目
—Must I clean my room now, Mum?—_______. You can do it tomorrow.
#75944
A
No, you needn’t
B
No, you mustn’t
C
Yes, you need
D
Yes, you must
It was fine yesterday so I ______ the trouble to carry my raincoat with me.
#63141
A
don’t need to take
B
mustn’t have taken
C
didn’t need to take
D
needn’t have taken
This cake is very sweet. You      a lot of sugar in it. 
#62688
A
should put
B
could have put
C
might put
D
must have put