Today, we _____ work as hard as people did in the past.
#76507
A
mustn’t
B
can’t
C
shouldn’t
D
don’t have to
推荐题目
-Listen! Is Mary playing the piano in the room? --No. It ________ be Mary. She has gone to Hong Kong.
#77454
A
may not
B
needn’t
C
can’t
D
mustn’t
Every time they met, they ____ talk about former classmates they remembered.
#63368
A
could
B
would
C
should
D
will
－ Whose is this blue bike? －It ________ be Mary’s. Her bike is black and white.
#75716
A
must
B
can’t
C
can
D
mustn’t
She ________ when she received her medical report.
#63609
A
could help but to cry
B
couldn’t help but crying
C
couldn’t help crying
D
couldn’t help to cry
—_________ I take some photos in the hall, sir? —No, you _________.
#74914
A
Can, needn't
B
Must, mustn't
C
Could, won't
D
May, mustn't