The two children always disagree. They often argue about what TV programmes .A. watching B

问题补充：

The two children always disagree. They often argue about what TV programmes .

A. watching

B. to watch

C. watched

D. watch

答案：

A. watching

(答案→)B. to watch

C. watched

D. watch

解析：

试题分析: 句意：这两个孩子总是不和。他们经常争论看什么电视。疑问词+不定式做宾语，故选B