We all think we are tired after the long work. Let^，s stop      a rest.

We all think we are tired after the long work. Let^，s stop      a rest.

We are tired.  Let’s________. 

A. relax      B.relaxing       C. to relax     D.to relaxing

We all think we are tired after the long work. Let^，s stop      a rest.

We all think we are tired after the long work. Let^，s stop      a rest.