•教学目标：happen/occur/take place/的用法与区别
•中学重难点：happen/occur/take place/的用法与区别区别
•学生的困惑点：happen/occur/take place/的用法与区别区别
•区分方法：词义搭配并用区分法•
happen
1.突然发生……。
How did the accident happen?事故是怎麽发生的？
The accident happened at about 9.30.事故发生在9点30分左右。
2.某件事是由另一事引起的:
What happened when you told him the news?你告诉他这消息时, 他有何反应?
3.Happen to do/be碰巧
She happened to be outwhen he called.他打电话时, 她恰巧不在家。
occur
1.突然发生……。比happen正式
The accident happened/occurred at about 9.30.事故发生在9点30分左右。
2.occurto sb想到，想起
An idea has occurred to me.我有主意了。
Did it ever occur to you that...?你可曾想到...?
It never occurred to her to ask anyone.她从未想到问问他人。
takeplace
1.必然发生……。
Great changes have taken place in the pastthree decades.过去三十年发生了很大变化。
2.人为安排的事情的发生
The Olympics take place every four years.奥运会每四年举行一次。