JackaskedhisbrotherBetty.A．did

Jack asked his brother Betty.

A．did he know

B．if he knows

C．does he know

D．whether he knew

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I didn’t see her in the meeting room this morning. She ______ have spoken at the meeting.

A．mustn’t

B．shouldn’t

C．needn’t

D．couldn’t

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They often go to the restaurants for meals. They _____ be very poor.

A．mustn’t

B．can’t

C．may not

D．needn’t

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A．mustn’t　　

B．needn’t

C．can’t

D．shouldn’t

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A．may

B．can

C．would

D．should

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A．should go	B．should have gone
C．might go	D．may have gone

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