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英语
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Plastics___many other materials.A.has taken the place of B.have taken place of
人气：137 ℃ 时间：2020-01-28 04:01:07
解答
A
此处塑料指的是塑料这一大类材料,是整体,故动词用单数.其中包括许多塑料种类（所以用复数）
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