单选题：第48题____________

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题目类型：单选题
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题目内容：

第48题____________ A．A limited water supply.
B．so that it can be used again just as if it were fresh from a spring.
C．It is possible to purify large amounts of sea water.
D．But even if every large city purified and reused its water.
E．And we cannot even use all of that.
F．Experiments have already been done in this field.

参考答案：

答案解析：

You can conclude from this passage that ballet__________.

You can conclude from this passage that ballet__________.A．is a dying art B．will

分类：综合类题型：单选题

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分类：综合类题型：单选题

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分类：综合类题型：单选题

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分类：综合类题型：单选题

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分类：综合类题型：单选题