这是个Unless引导的条件状语从句的省略句,完整的句子应该是：
Unless you are invited to speak,you should remain silent at the conference.在条件状语从句中,主句用将来时,从句用一般现在时.这个句子中Unless引导的从句应该用一般现在时,被邀请则就是 invited!
Unless ____to speak ,you should remain silent at the confere
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You have the right to remain silent.这句话补全是什么?