—Look! A book is on the floor. Whose is it?—It ______be Rick's. It has his name on it.
#76529
A
mustn't
B
can't
C
must
D
need
推荐题目
-How was the English evening party last night?-It was great fun. You ______ come.
#76316
A
should
B
must
C
may
D
can
---There is somebody knocking at the door. Who________ it be?---I’m not sure. It ________ be a postman.
#75825
A
may; must
B
will; can
C
can; may
D
may; will
–Mum, must I wash the dishes right now? –No, you______.
#74823
A
shouldn’t
B
wouldn’t
C
mustn’t
D
needn’t
-- Are these _______ all from No. 2 Middle School? -- Yes. They often _________ their free time to help the old here.
#74662
A
volunteers; volunteers
B
volunteer; volunteers
C
volunteers; volunteer
D
volunteer; volunteer
We have bought so much food now that Tom won’t be with us for dinner.
#63146
A
may not
B
needn’t
C
can’t
D
mustn’t