Question

You must be very tired. Why not         a rest?

1. A.
   to stop to have
2. B.
   to stop having
3. C.
   stop to have
4. D.
   stop having

Answer 1

C
why not +动词原形，stop to do sth 表示停下去做另一件事，stop doing sth 停下做原来的事，由原来前面的第一句话，可知，停下去做另一件事，故选C