[题目]One of the biggest the government is now faced with is how to improve the air quality. 题目和参考答案——青夏教育精英家教网—

题目内容

【题目】One of the biggest (挑战) the government is now faced with is how to improve the air quality.

【答案】challenges
【解析】句意：政府面临的最大的挑战之一就是怎样提高空气质量。此处是one of句型，名词用复数。所以答案是challenges.

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A．that B．this

C．since D．at which

【题目】The nurse treated the naughty boy very kindly, but her patience ________ at last.
A.used up
B.gave out
C.run out
D.was run out

A．that it can be stored for later consumption

B．it can be stored for later consumption

C．can be stored for later consumption

D．can it be stored for later consumption

A．With hard work

B．Although hard work

C．Only with hard work

D．Now that he works hard

A．why；B．which；C．of which；D．for which

【题目】It was ________ hot weather that he went for a swim.
A.such a
B.such
C.very
D.very a

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