My former class teacher asked me to go and see him whenever .A. I will be convenientB. it

问题补充：

My former class teacher asked me to go and see him whenever .

A. I will be convenient

B. it will be convenient

C. I am convenient

D. it is convenient

答案：

A. I will be convenient

B. it will be convenient

C. I am convenient

(答案→)D. it is convenient

解析：句意：我以前的老师让我方便的时候随时去看他。Convenient“方便的”，主语不可以是人，而是物，而且whenever引导的让步状语从句用一般现在时代替一般将来时，所以选D。