The teacher is coming. Let's stop ________.

1. A.
   to talk
2. B.
   talking
3. C.
   talks
4. D.
   for talk

 The teacher is coming. Let’s stop ________.

A.to talk   B. to have a talk  C. talking    D. and talk

[　　]

Stop talking. The teacher is coming.

A. Be quiet                      B. Go on talking

C. Please talk                    D. Let's talk