The magician picked several persons from the audience and asked them to help him

题型：不详难度：来源：

The magician picked several persons from the audience and asked them to help him with the performance.

A．by accident

B．on occasion

C．at random

D．on an average

答案

解析

at random(="without" aim or purpose)随便地，胡乱地：His clothes were scattered about the room at random.By accident意外地；on occasion偶尔；on an average平均计算。

举一反三

You’d sound a lot more polite if you make a request ______ a question.

A．in search of

B．in the form of

C．in need of

D．in the direction of

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I feel sure that _____ qualification, ability and experience, you are abundantly suited to the position we have in mind.

A．in case of

B．in terms of

C．in the opinion of

D．in the course of

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Millions of people gave freely_____the starving people’s appeal.

A．in charge of

B．in case of

C．in response to

D．in favour of

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Whenever you are _____ , you can ask us for help.

A． in ruin

B． in reward

C． in trouble

D． in turn

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Some areas, _____ their severe weather conditions, are hardly populated.

A．due to

B．but for

C．in spite of

D．with relation to

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