--Listen! Is it Linda singing in the next room? --No, it __________ be her. She is still in Shanghai.
#78253
A
can’t
B
couldn’t
C
may not
D
might not
推荐题目
-----Whose T-shirt is this?----- It _______ be John’s. It’s _______ small for him.
#75695
A
can’t; much too
B
can’t; too much
C
mustn’t; much too
D
mustn’t; too much
Mary _______ her mother with the housework, but she didn’t.  
#63072
A
must have helped
B
ought to have helped
C
must help
D
should help
It was dark when Mary went out. I wonder how she ______ through the black lane by herself.
#63439
A
dared not to go
B
dare going
C
not dare go
D
dared to go