问题补充：
He didn’t his homework. He TV all night yesterday.
A. do; watch
B. did; watches
C. does ; watches
D. do; watched
答案：
A. do; watch
B. did; watches
C. does ; watches
(答案→)D. do; watched
解析：
试题分析:句意:他没有做作业,他昨天一晚都在看电视,根据时间状语yesterday 可知,本题考查一般过去时.由于助动词助的是动词原型,所以本题答案应选D.
