He _____ finished earlier. A．shallhaveB．oughttoC．couldhaveD．musthave

题型：不详难度：来源：

He _____ finished earlier.

A．shallhave

B．oughtto

C．couldhave

D．musthave

答案

解析

略

举一反三

In case I _____, I would try again.

A．willfail

B．wouldmiss

C．shouldfail

D．shallmiss

题型：不详难度：| 查看答案

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

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

题型：不详难度：| 查看答案

He asked me if he _____ open the window.

A．shall　　

B．would　　

C．will　　

D．should

题型：不详难度：| 查看答案

Everyone _____ do his best to make the world safe and clean.

A．can　　

B．may　　

C．should　

D．hadto

题型：不详难度：| 查看答案

_____ to have lunch with us today?

A．Doyoulike

B．Wouldyoulike

C．Willyoulike

D．Haveyoulike

题型：不详难度：| 查看答案