8. stop to do sth. 停下来去做另一件事 stop doing sth. 停下正在做的事情 The two girls stopped talking when they saw me. 那两个女孩一见到我就停止了讲话。 The two girls stopped to talk to me when they saw me. 这两个女孩一看到我就停下来和我讲话。 四...