When a pencil is partly in a glass of water, it looks as if it ______.A．breaksB．

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When a pencil is partly in a glass of water, it looks as if it ______.

A．breaks	B．has broken
C．were broken	D．had been broken

答案

解析

as if 引导的句子，

有时用虚拟语气，有时不用。原则上说，若指事实或可能为事实，不用虚拟语气；若指现在，从句谓语动词用一般过去时（be 用 were）；若指过去用过去完成时，若指将来用过去将来时或用 were to do sth

举一反三

But for the leadership of our Party and our Government, we __________ these splendid results.

A．have achieved	B．shouldn’t have achieved
C．should have achieved	D．would achieve

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“It looks as if he were drunk.” “So it does. _____.”

A．He’d better give up drinking

B．He shouldn’t have drunk so much

C．Health is more important than drink

D．I wonder why he is always doing so

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Nowadays sending e-mails to each other is a way many a student _______ what they think.

A．conveys

B．delivers

C．express

D．account

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John and I _____ friends for eight years. We first got to know each other at a Christmas party. But we _____ each other a couple of times before that.

A．had been; have seen	B．have been; have seen
C．had been; had seen	D．have been; had seen

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This is Ted’s photo. We miss him a lot. He ______ trying to save a child in the earthquake.

A．killed

B．is killed

C．was killed

D．was killing

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