人教版英语中的比较级.ppt

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1、Section 3Section 3Section 3Section 3Unit 2Unit 2Unit 22021/8/9 星期一1 比较结构比较结构（comparative construction)I.Translate the following sentences:1.这间屋子和那间一样大。这间屋子和那间一样大。2.这间屋子不如那间大。这间屋子不如那间大。3 这间屋子比那间大。这间屋子比那间大。4这间屋子是所有房子中最大的。这间屋子是所有房子中最大的。This room is as large as that one.This room is not as large as that

2、 one.This room is larger than that one.This room is less large than that one.This room is the largest among all the rooms.2021/8/9 星期一2I.as+形容词形容词/副词的原级副词的原级+asII.not/never+as/so+形容词形容词/副词的原级副词的原级+asIII.比较级：比较级：-er more/less+thanIV.the+最高级最高级+比较范围比较范围(in/of/among)最高级否定形式是最高级否定形式是be+not+最高级吗最高级吗?通常由形

3、容词的反义词构成通常由形容词的反义词构成eg:这是五本书中用处最少的一本。这是五本书中用处最少的一本。This is the least useful book of/among the five books2021/8/9 星期一3注意：注意：1).形容词形容词/副词的比较级前可以加表示程度副词的比较级前可以加表示程度的状语，以形成强意比较，做这种状语的词的状语，以形成强意比较，做这种状语的词通常有：通常有：Much,many,even,still,rather,yet,a lot,a great deal,far,by far,any,a little,a bit,hardly,sligh

4、tly,twice,three times(倍数）等倍数）等Eg.John is much stronger than Bob.He is three inches taller than his brother.He feels far better.He feels the better by far.2021/8/9 星期一42).最高级前可加序数词，或最高级前可加序数词，或by far,nearly,almost,next,not quite,not nearlyEg.The Yellow River is the second longest river in China.The P

5、acific is by far the largest Ocean in the world.Tian Anmen square is nearly the biggest square I have ever been to.3).It is the most interesting story Ive read.It is a most interesting story.形容词最高级高级前加不定冠词a(an),表示“非常”2021/8/9 星期一54）副词的最高级前的）副词的最高级前的the可以省略可以省略。Of all the boys he came(the)earliest.5)

6、.常用的由常用的由 as+adj.+as构成的惯用词组：构成的惯用词组：冰冷冰冷洁白如雪洁白如雪红似火红似火黑如碳黑如碳快似闪电快似闪电轻如鸿毛轻如鸿毛as busy as a bee一贫如洗一贫如洗as cold as ice as white as snowas red as fireas black as coalas quick as lighteningas light as feather忙忙碌碌忙忙碌碌as poor as a church mouse2021/8/9 星期一66).用比较级或原级表示最高级用比较级或原级表示最高级例如：例如：1 Mary比她班里其他的女孩都高。比

7、她班里其他的女孩都高。Mary is taller than anyone else/any of the other girls/any other girl in her class.2.中国比其他任何一个亚洲国家都大。中国比其他任何一个亚洲国家都大。China is larger than any other country in Asia3.中国比任何一个非洲国家都大。中国比任何一个非洲国家都大。China is larger than any country in Africa.2021/8/9 星期一74.Neversuch/so+原级原级+n.我从未见过这么好的小狗。我从未见过这

8、么好的小狗。I have never seen such a good dog.7).no/never/nothing+比较级比较级 Nothing is more valuable than time.时间比任何东西都珍贵。时间比任何东西都珍贵。No novel that I have read is better than this one 我读过的所有小说中，再没有比这一我读过的所有小说中，再没有比这一本更好的了。本更好的了。2021/8/9 星期一88.Compare:morethan more than no more than no lessthan no less than no

9、t less than与其与其不如不如多于多于/不只是不只是仅仅仅仅与与一样一样多达多达不少于不少于/至少至少He was more frightened than hurt.He is more than my teacher.The girl sings no less beautifully than the singer.The girl doesnt sing less beautifully than the singer.2021/8/9 星期一9He paid no less than$10,000 for it.He offered not less than$10,000

10、for it.9).有些形容词如：有些形容词如：able,perfect,right,wrong,impossible,dead,favorite,excellent等无比较级等无比较级/最高级。最高级。5.倍数的比较级倍数的比较级1).倍数倍数+as+as2).倍数倍数+比较级比较级+than3).倍数倍数+the size等等+of10).在比较结构中，为避免重复，突出比在比较结构中，为避免重复，突出比较的成分，从句中有些成分可省略。较的成分，从句中有些成分可省略。Tom is older than Jim(is).2021/8/9 星期一10这间房子是那间的三倍大。这间房子是那间的三倍大

11、。This house is three times as large as that one.This house is three times larger than that one.This house is three times the size of that one.6.the+比较级比较级+of+the two Tom是兄弟俩人中较年轻的一个。是兄弟俩人中较年轻的一个。Tom is the younger of the two brothers.7.as+adj.+a(an)+as as+much+n(/u/)+as as+many+n(/c/)+as2021/8/9 星期一

12、11 She is as clever a student as anyone elseThe factory made as much paper as possible8.The morethe more/less The better I knew him,the more I liked him.The better I knew him,the less I liked him.Jenny has read as many books as Li Ming2021/8/9 星期一12高考链接：高考链接：1.Is your headache getting _?-No,its wors

13、e.（2005年，全国）年，全国）A.better B.bad C.less D.well2.At a rough estimate,Nigeria is _ Great British.(2005年，上海）年，上海）A.three times the size as B.the size three times of C.three times as the size of D.three times the size of AD2021/8/9 星期一133.Mr.Smith owns _ collection of coins than anyone I have ever met.（2

14、005年，山东）年，山东）A.large B.a larger C.the larger D.a large4.David has won the first prize in singing;he is still very excited now and feels _ desire to go to bed.（2004年，江苏）年，江苏）A.the most B.more C.worse D.the least5.Mary kept weighing herself to see how much _ she was getting.（2004年，全国）年，全国）A.heavier B.

15、heavy C.the heavier D.the heaviestBDA2021/8/9 星期一146.Lizzie was _ to see her friend off at the airport.(2004年，全国）年，全国）A.a little more than sad B.more than a little sad C.sad more than a little D.a little more sad than7.He speaks English well indeed,but of course not _ a native speaker.（2004年，上海）年，上海

16、）A.as fluent as B.more fluent than C.so fluently as D.much fluently thanBC2021/8/9 星期一158.The number of people present at the concert was _ than expected.There were many tickets left.(2004年，福建）年，福建）A.much smaller B.much more C.much larger D.many more9.Our neighbor has _ ours.(2003年，北京）年，北京）A.as a bi

17、g house as B.as big a house as C.the same big house as D.a house the same big asAB2021/8/9 星期一1610.The house rent is expensive.Ive got about half the space I had at home and Im paying _ here.(2003年，上海）年，上海）A.as three times much B.as much three times C.much as three times D.three times as muchD2021/8/9 星期一172021/8/9 星期一18