I don’t know when Kitty tomorrow and please give this message to her when she .A. comes

问题补充：

I don’t know when Kitty tomorrow, and please give this message to her when she .

A. comes; will come

B. comes; comes

C. will come; will come

D. will come; comes

答案：

A. comes; will come

B. comes; comes

C. will come; will come

(答案→)D. will come; comes

解析：句意：我不知道Kitty明天是否会来。当她回来时，请把这个消息给她。本题考查宾语从句和时间状语从句。当when引导的时间状语从句，意为“当……时候”，应该主将从现，从句用一般现在时表示将来。当when引导的是宾语从句，时态则要根据具体情况具体分析。根据题意，故选D。