Water,______enough,canchangeintovap

发布时间：2020-07-09 23:07:12

Water, ______enough, can change into vapour quickly.













A.when heated












B.heating











C.though to be heated











D.when is heated

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A解析该题是被动语态的状语从句的省略形式，补完整为：when it is heated
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