My father left off working and had some coffee. 我爸爸停下工作,喝了些咖啡。My father left off to have some coffee. 我爸爸停下来,喝了些咖啡。3. 含义不同在try, mean, can’t help等动词后接的是ing分词还是to do, 与动词本身含义相关。try to do sth 努力做某事try doing sth 试着做某事mean to do 打算做某事mean doing sth 意味着做某事can’t help to do sth 不能帮忙做某事can’t help doing sth 情不自禁做某事4. 搭配不同在动词agree, decide后,可直接带不定式,但若带-ing分词,则必须添加介词。