Question

He ________ make faces in class by the teacher yesterday.

1. A.
   asked not to
2. B.
   asked to not
3. C.
   was asked not to
4. D.
   was asked to not

Answer 1

C
据意思和句中的yesterday选用过去时的被动语态，且为动词不定式的否定结构be asked not to do sth.。