问题补充:
You must be tired now. Why not a rest?
A. to stop to have
B. to stop having
C. stop to have
D. stop having
答案:
A. to stop to have
B. to stop having
(答案→)C. stop to have
D. stop having
解析:why not加动词原形表示为什么不做……呢?stop后接动名词表示停下正在做的事情,接不定式表示停下来去做别的事情。根据上文,选项C为最佳答案,为什么不停下来休息一下呢?