问题补充：
Come and see me whenever .
A. you are convenient
B. you will be convenient
C. it is convenient to you
D. it will be convenient to you
答案：
A. you are convenient
B. you will be convenient
(答案→)C. it is convenient to you
D. it will be convenient to you
解析：这题考察形容词convenient的用法, convenient的主语不能是人,而是it,而且whenever引导的时间状语从句不能用将来时,选C.句意是:你方便时来看我.
