52单词网 > 高中英语 > 高中英语题库 > Unless to speak, you should remain silent at the conference. [ ] A．invitedB．invi

Unless to speak, you should remain silent at the conference. [ ] A．invitedB．invi

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Unless to speak, you should remain silent at the conference. [ ] A．invitedB．invi

Unless _______ to speak, you should remain silent at the conference.

[]

A．invitedB．invitingC．being invitedD．having invited

试题答案

答案：

解析：

考查省略，you与invite之间为动宾关系，完整形式为unless you are invited to speak。

标签：remainshouldatsilentto

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