先講一個較短的故事來引發(fā)讀者的興趣，引出文章的主題。(建議少用)
    [1] Once in (a newspaper), I read of/learnt..... The phenomenon of ... has aroused public concern.
    [2] I have a friend who ... Should he ....? Such a dilemma we are often confronted with in our daily life.
    [3] Once upon a time, there lived a man who .... This story may be (unbelievable), but it still has a realistic significance now.