The pot _ for _hot water .A used; keeping B was used; keeping C i_其他解答

The pot _ for _hot water .A used; keeping B was used; keeping C is used; to keep Dused; keep

人气：477 ℃　时间：2020-01-30 11:39:11

解答

答案：B
结构：be used for doing sth.用于做某事
此题用的是一般过去时的被动语态：主语+ was / were + 过去分词
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