You       play computer games for a long time. It’s bad for your eyes.
#78345
A
should
B
shouldn’t
C
could
D
don’t have to
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It was my fault. I ________you about the meeting earlier. 
#63052
A
should tell
B
should have told
C
had to tell
D
would have told
---Must I learn the new words in heart today?---No, you _______. You ______ do it tomorrow. 
#74845
A
needn’t; may
B
mustn’t; must
C
mustn’t; may
D
needn’t; mustn’t
Mike ________at 8:30 for the meeting, but he didn’t turn up.
#63063
A
should arrive
B
must arrive
C
must have arrived
D
should have arrived