as…as…的用法总结归纳-精选范文.doc

asas的用法总结归纳 asas这个词组在考试上出现的频率很高，下面小编给大家总结了asas的用法，希望大家能好好掌握。一、“as(否定句中可用so)+adj./adv.+as”，其基本意思为“和一样”。但在实际应用中，此结构在不同的语境中含义差异较大。1、表示不同人或物同一性质的比较，意为“和一样。The tree is as tall as the building(is).这棵树和那栋楼一样高。Michael is as bright as George(is).迈克尔和乔治一样聪明。2、表示同一个人或物不同性质的比较，意为“既又”Alice works as happily as(she)plays(happily).艾丽丝愉快地工作，尽情地玩。Danny is not so wise as he is witty.丹尼为人风趣，但欠明智。3、用于表示两个人或物不同性质的比较，表示程度相同或相当，意为“而”。He was as handsome as his wife was beautiful.他长得非常英俊，他的妻子也长得非常漂亮。He was as experienced as his brother was green.他经验丰富，而他兄弟却涉世未深。二、asas结构的另一种形式是“as much/many+名词+as+从句”。Mary has written as many essays as her brother.玛丽写的文章篇数和她弟弟一样多。It is as much your fault as your wife’s.这既是你的过错，也是你妻子的过错。Henry is as much a hypocrite as·John.亨利跟约翰一样是个伪君子。三、若有修饰成分，如twice，three times，half，a quaer等，必须置于第一个as之前。You are not half as clever as you think you are.你可不像自己想象的那么聪明。She isn’t going out with a man who is twice as old as she.她不打算和一个比她大一倍的人出去散步。You’ve made just as many mistakes as I have.我和你犯的错误一样多。We’ve produced twice as much cotton this year as we did lastyear.我们今年的棉花产量是去年的两倍。四、asas结构的另一变体形式是“as+形容词原级+名词词组+as”I dont want as expensive a car as this.=I dont want a car as expensive as this.我不要这么贵的汽车。Tony is as clever a boy as his brother.托尼是一个和他兄弟一样聪明的男孩。五、当asas与表示重量、数量、时间、距离、价格等的计量名词连用时。往往并不表示比较。而是构成一个形容词组，意为“重达，多达，高达”等。The river is as deep aslO meters.这条河深达10米。Frosts often occur as late as May.往往到5月份还有霜。六、“as+原级+as any(或ever)”、“as+原级+ascan be”、“nothing(或no)+so+原级+as”等结构表达的是最高级意义。即在某种程度上或某方面达到极限或最大限度。He is as great a mathematician as any.他是一位非常杰出的数学家。He is as happy as happy can be.他幸福无比。No one is so deaf as those who won’t listen.最聋者莫过于不听劝说的人。七、asas不表示比较的几个常见句型。1.asas possible/sb can尽可能的Please answer my question as soon as possible.请尽快回答我的问题。The detective is searching the man as carefully as he can.那个侦探正在尽可能仔细地搜查那个男子的身体。2.asas usual/before像以前一样She looks as pretty as before.她看起来和以前一样漂亮Though they failed，they still worked as hard as usual.尽管他们失败了，但他们仍像以前一样努力工作。3.as long as只要，引导条件状语从句I will stay with you as long as there is a room