Every field of chemistry __________ different chemical reactions.

A．holds

B．consists

C．composes

D．involves

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参考答案

【译文】化学的每个领域都涉及不同的化学反应。
【解析】本题考查的是动词辨析。hold意为“持有，容纳”；consist of意为“由…构成”；com．pose意为“组成”，常用作被动，固定搭配；be composed of意为“由…构成”；involve意为“涉及，包括”。故选D。

1 Before the war broke out, many people __________ in safe places possessions they could not take with them.

A．threw away

B．put away

C．gave away

D．carded away

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2 __________ or not, you are going to face him one day.

A．If you like it

B．Whether you like it

C．However you like it

D．Whether do you like it

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3 Even Charles, __________ , couldn' t move the piano a bit.

A．as he is strong

B．strong as is he

C．as strong he is

D．strong as he is

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