He must stop jeans because they are out of style.A. to wearB. wearingC. woreD. wear

问题补充：

He must stop jeans, because they are out of style.

A. to wear

B. wearing

C. wore

D. wear

答案：

A. to wear

(答案→)B. wearing

C. wore

D. wear

解析：句意：他一定不要穿牛仔裤了。因为他们过时了。stop doing停止正在做的事，stop to do停下来去做。这里是停止穿，故选B。

考点: 考查动词的用法。