--Whenever I come to visit he is always watching TV.--You’re really observant. He can’t h

问题补充：

--Whenever I come to visit, he is always watching TV.

--You’re really observant. He can’t help but some TV during meals or before bed.

A. watch

B. watching

C. to watch

D. watched

答案：

(答案→)A. watch

B. watching

C. to watch

D. watched

解析：考查固定结构。题意：吃饭时或者睡前他都要看电视。can’t help but do sth. 忍不住要做某事。故A项正确。