It is time for class. Let’s stop .A. playing footballB. play footballC. from playing foot

问题补充：

It is time for class. Let’s stop .

A. playing football

B. play football

C. from playing football

D. to play football

答案：

(答案→)A. playing football

B. play football

C. from playing football

D. to play football

解析：句意: 到了上课的时候了。我们不要踢足球了。由句意可知上课的时间到了，所以应该停止玩足球，stop doing sth. 停止做某事。stop to do sth. 停下来去做某事。B、C两个选项不成立，故选A。