We must keep our room clean. Dirt and disease go _____, you know.A．from time to

题型：不详难度：来源：

We must keep our room clean. Dirt and disease go _____, you know.

A．from time to time	B．hand in hand
C．step by step	D．one after another

答案

解析

本题是关键是理解句子的含义。“我们必须保持屋子干净，要知道灰尘总是伴随疾病。(灰尘和疾病总是手拉手。)”故B项符合题意。

举一反三

It______ a calm head to find the best solution to such a difficult problem within a short time.

A．costs

B．takes

C．spends

D．needs

题型：不详难度：| 查看答案

Now I come here at the ______ of Mr.Smith to assist him finishing the work.

A．require	B．remark
C．demand	D．request

题型：不详难度：| 查看答案

Her mother does not ______ of her going to study in the United States alone.

A．admit

B．agree

C．prove

D．approve

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After the big earthquake，his house was completely ______，so he had to build a new one ______ the old house stood.

A．damaged；which

B．destroyed；where

C．ruined；when

D．hurt；that

题型：不详难度：| 查看答案

_____ visitors to the UK were asked by newspaper reporters what their impressions of the British people were.

A．The number of

B．A number of

C．Numbers of

D．Any numbers of

题型：不详难度：| 查看答案