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情态动词dare

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疯豆:情态动词dare
①dare作为情态动词时主要用于疑问句和否定句,一般不用于肯定句中。
I dare not daren't walk through the forest at night.
我不敢在黑夜穿过森林。
--- Dare you walk through the forest at night
你敢在黑夜穿过森林吗?
--- Yes, I dare.
是的,我敢。
--- No, I daren't.
不,我不敢。
He dare not drive too fast on the rainy day.
下雨天他不敢开得太快。
He dared not do it last year.
去年他不敢做这事。(dare的过去时为dared)
②可以用于表示怀疑的名词性从句中。
I wonder how he dare say such things.
我真奇怪他怎么竟敢说出这样的话。
We don't know whether he dare climb the mountain.
我们不知道他是否敢爬那座山。
③可以用于条件状语从句中。
If the enemy dare enter the village, we'll fight against them to the end.
如果敌人敢进入村里,我们就和他们战斗到底。
If you dare cheat in your exam, I will give you some punishment.
如果你们敢在考试中作弊,我就惩罚你们。
2.行为动词dare
①dare可以作为行为动词,多用于肯定句中,但也可用在疑问句和否定句中
He will dare any danger.
他敢面对任何危险。
He dared me to jump over the stream.
他激我跳过小溪。
Did anyone dare to admit it
有人敢于承认吗?
I have never dared (to) go back to take a look.
我再也不敢返回去看一眼了。(否定句中to可省略)
②和其他行为动词一样,dare在句子中要随着主语的人称和数发生变化。
He doesn't dare to walk at night.
他不敢走夜路。(作行为动词)
He daren't walk at night.
他不敢走夜路。(作情态动词)
Does he dare to walk at night
他敢走夜路吗?(作行为动词)
Dare he walk at night
他敢走夜路吗?(作情态动词)
He didn't dare to walk at night fifteen years ago.
15年前他不敢走夜路。(作行为动词)
He daren't walk (=dared not walk) at night fifteen years ago.
15年前他不敢走夜路。(作情态动词)
Will you dare to do the same experiment tomorrow
明天你敢做同样的实验吗?(作行为动词)
Dare you do the same experiment tomorrow?
明天你敢做同样的实验吗?(作情态动词)
必背:
英语口语中dare的几个常用结构:
●I dare say...
我想,大概,可能,或许……
I dare say things will improve.
我想情况会好转的。
●How dare you ...
你怎么敢……?
How dare you ask me such a question
你怎么敢问我这样的问题?
●I dare you ...
我谅你也不敢……
I dare you to tell your parents!
我谅你也不敢告诉你父母!


1楼2014-07-21 14:20回复