Therobotisamachine______candosomedifficultworkinsteadofman.A.whoB./C.t

发布时间:2020-08-06 20:23:39

The robot is a machine ______ can do some difficult work instead of man.A.whoB./C.thatD.what

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C解析此题考查定语从句,先行词指的是人,关系代词用who或that,先行词指的是物时,关系代词用which或that。句中的先行词是machine,关系代词用that,选C。
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