-- Look at the boy running on the ground. Is it David?-- It _______ be him. I saw him go to the teacher’s office just now.
#77075
A
might
B
could
C
can’t
D
mustn’t
推荐题目
---I stayed at a hotel while in New York.---Oh, did you? You ________ with Barbara.
#62807
A
could have stayed
B
could stay
C
would stay
D
must have stayed
His work _____ have been completed; otherwise, he wouldn’t be enjoying himself on the beach.
#63043
A
should
B
shouldn’t
C
can’t
D
must
---Must I answer it in English?---No, you _______. You can use Chinese.
#76005
A
shouldn’t
B
can’t
C
mustn’t
D
needn’t
It has been announced that all the students ____ put on masks before going to school in case they are infected with SARS virus.
#62892
A
shall
B
will
C
need
D
may