As的用法(教育精品).ppt

As As 用法知多少用法知多少有这样两个句子有这样两个句子:.we dont always do as we.we dont always do as we say.say.Steve says as he takes us on a Steve says as he takes us on a tour.tour.让我们由这两个句子出发概括一下让我们由这两个句子出发概括一下asas的的词性和常见用法。词性和常见用法。asas有以下用法有以下用法:(1):(1)作副词用作副词用,同样地同样地The horse is getting old and cant The horse is getting old and cant run as fast as it did.run as fast as it did.这匹马老了这匹马老了,没没有以前跑得快了。有以前跑得快了。(2)(2)连词连词,像像一样一样;当当的时候的时候;由于由于,因为因为引导方式状语从句引导方式状语从句Study as Lenin studied.Study as Lenin studied.象列宁那样学习。象列宁那样学习。引导定语从句引导定语从句,指代整个从句的内容或从句指代整个从句的内容或从句的某一部分的某一部分;与与the samethe same或或suchsuch连用。连用。China is a developing country,as we China is a developing country,as we all know.all know.中国是个发展中国家中国是个发展中国家,这一点我们大家都知道。这一点我们大家都知道。引导让步状语从句引导让步状语从句(用倒装语序用倒装语序):):Clever as he is,he doesnt study well.Clever as he is,he doesnt study well.他尽管聪明他尽管聪明,但还是没学好。但还是没学好。引导时间状语从句。译作引导时间状语从句。译作 当当的时候的时候。As the day went on,the weather got As the day went on,the weather got worse.worse.随着白昼的推移随着白昼的推移,天气变得更坏了。天气变得更坏了。Mother was worried because little Alice Mother was worried because little Alice was ill,especially as Father was away was ill,especially as Father was away in France.in France.因为小爱丽丝病了因为小爱丽丝病了,且父亲又远在法国且父亲又远在法国,母亲母亲很着急。很着急。因为因为,由于由于 We had better hurry as it We had better hurry as it is getting dark.is getting dark.我们最好快点儿我们最好快点儿,因为天渐渐黑下来了。因为天渐渐黑下来了。(3)(3)介词介词,作为作为,当作当作 The old peasant regarded us as his own The old peasant regarded us as his own sons and daughters.sons and daughters.那老农把我们当作他的亲儿女看待。那老农把我们当作他的亲儿女看待。He was famous as a soldier.He was famous as a soldier.他作为一名军人很有名气。他作为一名军人很有名气。课文中课文中We dont always do as we sayWe dont always do as we say中中 as as是连词是连词,引导方式状语引导方式状语,象象一样一样。Steve says as he takes us on a tour.Steve says as he takes us on a tour.句中句中asas也是连词也是连词,引导时间状语引导时间状语,当当的时的时候候。