高中英语 知识点大全66 happen的用法.doc

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1、高中英语知识点大全（66）：happen的用法1、had better (not) do sth. 最好（不要）做某事用来委婉地提出建议或劝告，had通用于各种人称和数的形式。Youd better give up smoking.It dose no good to your health.你最好把烟戒掉，吸烟对健康没好处。she had better not come this evening. 今晚她最好不要来。2、hand down(=pass down) 相传、传给意思是“（从上代）传下来（给后代）”。In poor families, clothes may be handed d

2、own from one child to the next.短语：hand back 把归还 ；hand in 面交，提出 ；hand out 分发 ；hand on 传阅，依次传递 ；hand over 移交。3、happen句型归纳(1)happen to do sth.(主语常为“人”)，意为“碰巧、恰好”。to 后可用不定式的一般式to do，完成式to have done进行式to be doing。如：You happened to be out when I came to your house.我到你家时，你正好出去了。She happened to have just fi

3、nished reading the book.碰巧她刚刚读完那本书。The two salesmen happened to be quarrelling when the manager entered.经理进去时两个售货员碰巧在吵架。(2)It (so) happen that“（如此）碰巧，恰好”。如：It happens that he is a teacher of English.恰好他是位英语老师。It so happened that he was going that way too. 如此碰巧的是他也往那边走。注意：句型(1)和(2)可互换，如：I happened to

4、 have no money with me./It happened that I had no money with me.我碰巧身上没带钱。(3)happen to sb./sth. “某人/物出事，发生了情况”。如：What has happened to your hand? 你的手怎么了？Be careful not to let anything happen to that child.小心别让那个孩子出任何事。应用选择正确答案We havent heard from Jane for a long time.What do you suppose _to her?A.was happening B.to happenC.has happened D.having happenedThey happened to _for Tianjin when we got there.A.leave B.have left C.leaving D.had leftIf anything _you,let me know.A.is happened to B.is happeningC.happens on D.happens toKey:C B D2