--I won't have a trip to Mount Huang unless my best friend Amy, ________, too.--You mean you'll go if Amy goes?A.will inviteB.invitesC.is invitedD.will be invited
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C解析此题为含有unless引导的从句的复合句。unless相当于if not，它引导的从句要用一般现在时表示将来，而Amy是被邀请的对象，所以应用一般现在时的被动语态。