题目内容
There are many kinds of matter in the world, take air for________ example.
A. an B. the C. / D. a
答案:C
提示:
提示:
take…for example,举…为例,固定说法。
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题目内容
There are many kinds of matter in the world, take air for________ example.
A. an B. the C. / D. a
take…for example,举…为例,固定说法。
|