---Was the teacher strict?
---Yes. He requested that we television on week nights.
A. didn’t watch
B. must not watch
C. not watch
D. have not watched
网友回答
A. didn’t watch
B. must not watch
(答案→)C. not watch
D. have not watched
解析：考查：request 后跟从句，用虚拟语气，(should)do形式，所以选C。