Vitamin C helps our bodies make a special chemical, which _______ affects our br

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Vitamin C helps our bodies make a special chemical, which _______ affects our brains, making us feel happy.

A．in all

B．in turn

C．in advance

D．in short

答案

解析

词组辨析。In all 总计 in turn 轮流，反作用于 in advance 提前 in short 总之
句意为维他命C可以帮助我们的身体制造出一种特殊的化学物质，反过来可以影响我们的大脑，让我们感到开心。

举一反三

Washington, a state in the United States, was named _______ one of the greatest American presidents.

A．in honor of

B．in spite of

C．in favor of

D．in face of

题型：不详难度：| 查看答案

PSAs are often run _____ free, and are ______ to educate people about health, safety, or any other problem that affects public welfare.

A．for, mean

B．for, meant

C．of, to mean

D．in, meaning

题型：不详难度：| 查看答案

In writing a composition, there must not be one sentence or even one word which is brought in ______.

A．at random

B．at ease

C．on purpose

D．at times

题型：不详难度：| 查看答案

My sister was against my suggestion while my brother was ______it.

A．in honor of

B．in memory of

C．in favor of

D．in search of

题型：不详难度：| 查看答案

Jane is determined to go to France for further education _______ all the possible consequences.

A．instead of

B．regardless of

C．in addition to

D．in response to

题型：不详难度：| 查看答案