stop to do
stop to do 停止,中断做某事后去做另一件事。
例句:They stop to smoke a cigarette. 他们停下来,抽了根烟。
Hearing the doorbell,she stopped washingthe dishes. 听见门铃声,她停止洗碗了。
stop doing
stop doing 停止做某事,指停下正在做的事情
例句: I must stop smoking. 我必须戒烟了。
Hearing the dollbell, she stopped to open the door. 听见门铃声,她停下手中的活去开门。