—Why are most of us unable to study English well，Mr.Li?—You ______.But you ______ too little attention to it.
#89440
A
could；pay
B
will；attach
C
would；refer
D
can；devote
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Among the 15-year-old children, some studying in university while others are still learning to read and write.
#87787
A
should have been
B
would have been
C
can be
D
must be
Our monitor was absent. Otherwise I _________ the chair.
#87380
A
would not take
B
didn't take
C
hadn't taken
D
wouldn't have taken
I_______ have watched that movie —it’ll give me horrible dreams.
#88247
A
shouldn’t
B
needn’t
C
couldn’t
D
mustn’t
You _____ phone him if you want to, but you _____! He will surely phone you.
#90175
A
may; mustn’t
B
have to; needn’t
C
can; needn’t
D
can; doesn’t need