-I feel tired and sleepy. ---Why not stop ?A. to relaxB. relaxingC. restingD. to work

问题补充：

---I feel tired and sleepy.

---Why not stop ?

A. to relax

B. relaxing

C. resting

D. to work

答案：

(答案→)A. to relax

B. relaxing

C. resting

D. to work

解析：考查情景交际。“我感觉很疲惫和困倦。”“为什么不停下来休息一下？”stop to do sth.“停下来去做另一件事”；stop doing sth.“停止正在做的事情”。根据句意可知，一个用不定式，排除B、C；D“停下来去工作”，与句意相反。故选A。