题目

 I don't know if she      to my birthday party tomorrow. If she     , I'll be very happy. A. comes; comes       B. will come; comes      C. comes; will come 答案：B 【解析】宾语从句和条件状语从句的考查。由if引导的条件状语从句，用一般现在时态，主句用一般将来时。当if做是否讲时，所引导的宾语从句通常是一般将来时。

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