Question

Unless________ to speak, you should remain silent at the meeting.

A．invited	B．inviting
C．being invited	D．having invited

 

Answer 1

【答案】

A

【解析】考查省略。当状语从句的主语与主句主语一致的时候，可以把状语从句的主语和be动词一起省略。本题在unless与invited之间省略了you are.句意：除非别人和你说话，你在会议上一致要保持沉默。