——Will you come to the dinner party?——I won’t come unless Mary . A. invitesB. will be invi

问题补充：

——Will you come to the dinner party?

——I won’t come unless Mary .

A. invites

B. will be invited

C. is invited

D. invited

答案：

A. invites

B. will be invited

(答案→)C. is invited

D. invited

解析：本题考查的是：在条件状语从句中，主句为一般将来时，而从句用一般现在时代替将来时；同时本句子还使用被动语态，是一般现在时的被动语态，其结构为主语+be(am, is, are)+动词的过去分词。故选C