释义：
stop ... ing 停止做某事
stop something 中的 something 可以被动词的... ing 替换，成为 stop 的宾语。该句式表示“停止做某事”，“放下手中的事情”等。
例句：
I always stop eating before I feel full.
我每次都吃到饱为止。
I won't stop to smoke. I stopped smoking.
我不会停下来抽烟的，我早就戒烟了。
I've had it. Stop acting like my mother.
真累啊，别总像我妈似的。
Will you stop doing that?
你能住手吗？
对话：
A: You have to stop smoking.
你得戒烟了。
B: I know, but it's very difficult.
我知道，不过这很难。
