Where are my keys? I _____ lost them. A．oughtto　　B．shouldhaveC．willhaveD．musth

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Where are my keys? I _____ lost them.

A．oughtto　　

B．shouldhave

C．willhave

D．musthave

答案

解析

略

举一反三

Even if he has time, he _____ shopping in town on Sunday.

A．won’tgo

B．willgo　　

C．won’tgoto

D．doesn’tgo

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He _____ finished earlier.

A．shallhave

B．oughtto

C．couldhave

D．musthave

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In case I _____, I would try again.

A．willfail

B．wouldmiss

C．shouldfail

D．shallmiss

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Since the road is wet this morning, _____ last night.

A．itmustrain	B．itmusthaverained
C．itmustberained	D．itmusthavebeenrained

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He asked me if he _____ open the window.

A．shall　　

B．would　　

C．will　　

D．should

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