比较级别及倍数表达PPT课件

1、.,1,比较级别及倍数的表达,.,2,DegreesofComparison:,原级ThePositiveDegree比较级TheComparativeDegree最高级TheSuperlativeDegree,.,3,比较级前的修饰语(p398),any：表示疑问，用于疑问句中no或notany：表示否定slightly,abit,alittle：表示.一点much,far,alot:表示“.得多even,still：表示更加.,.,4,特别注意：形容词的比较级前不能再用more来修饰!Ifeelmorebettertoday.Ifeelmuchbettertoday.他现在比以前快乐得多。

2、Heismuchhappierthaneverbefore.,.,5,在比较结构中，应注意，同等的两个事物才能比较，如：Theclimateinthenorthiscolderthanthesouth.Theclimateinthenorthiscolderthantheclimateinthesouth.()在实际运用中，往往用that,those,theone,theones代替上文提及的部分。Theclimateinthenorthiscolderthanthatinthesouth.Thebooksonthedeskareeasierthantheones/thoseontheshel

3、f.,.,6,1.Yourknowledgeisgreaterthana_.A.specialistB.specialistsC.specialistsD.specialists2.Mywatchismoreexpensivethan_.A.youB.yourC.yoursD.yourself,B,C,.,7,几个特殊的比较结构,1.asas结构,表示“和一样”（形容词要用原级）Aboyoffifteenisoftenastallashisfather.GeorgeisaworkerasefficientasJack.否定句中用notso(notas)+原级+as（不如那样).Johnisno

4、tso(as)stupidasBob.英语中有大量asas结构的成语(p400)asbusyasabee,asstrongasahorseastimidasahare,.,8,asas结构的变体：Mr.JonesisateacherasgoodasMr.Chips.=Mr.JonesisasgoodateacherasMr.Chips.Idontwantacarasexpensiveasthis.=Idontwantasexpensiveacarasthis.,.,9,翻译下列句子：,1.西湖(theWestLake)和太湖(LakeTai)一样大吗？不一样大。西湖比太湖小。太湖是我国最大的湖

5、泊之一。2.南京和武汉一样热吗？南京没有武汉热。-IstheWestLakeasbigasLakeTai?-No.TheWestLakeissmallerthanLakeTai.LakeTaiisoneofthelargestlakesinourcountry.-IsitashotinNanjingasitisinWuhan?-ItisntsohotinNanjingasitisinWuhan.,.,10,2.the+比较级+ofthetwo结构:两者中较.的,Thisstudentistheclevererofthetwo.Ofthegoldandsilver,theformeristhem

6、oreprecious.Parisisnow_ofthesetwocompetingcities.A.thelargestB.thelargeC.thelargerD.larger,C,.,11,_thetwo,Bobis_student.A.Of,morediligentB.In,morediligentC.Of,themorediligentD.In,themorediligent,C,.,12,3.morethan结构（p398-399）,这种比较不是在两个人或两个事物之间进行，而是描述同一个人或同一样东西本身。译为“更多的是而不是，与其说是不如说是”Johnismorehard-wor

7、kingthansmart.与其说约翰聪明，不如说他学习用功。Tothem,musicismoreawayoflifethanjustaninterest.对他们而言，音乐更多的是一种生活方式而不仅仅是一种兴趣。,.,13,比较：1.Helenis_thanhersister.A.moreproudB.proudC.prouderD.theproudest2.Helenis_thanvain(自负）.A.moreproudB.proudC.prouderD.theproudest海伦更多的是自豪而不是自负。,C,A,.,14,IthinkAliceis_thanunfriendly.A.shy

8、B.shyerC.moreshyD.moreshyrather我认为Alice不是不友好，而是很害羞。Totalktoomuchissometimes_thanuseful.A.worseB.badC.muchworseD.morebad话太多有时候坏处胜于益处。,C,D,.,15,4.morethan,lessthan,Morethan800peopleattendedtheconcert.(超过，多于）Immorethangladtohelpyou.Katewasmorethanateacher；sheisawriter,too.Thecoldwasmorethanthechildrenc

9、ouldbear.(与情态动词can连用，表否定之意，指“不是所能的”),(非常，=very),(不仅仅.=notonly）,.,16,lessthanTheyoungmanislessthantwentyyearsold.lessthan+数词，“不到”“少于”Theboyswerelessthanhappyabouthavingaparty.lessthan+adj.,“不太”,.,17,5.nolessthan,nomorethan,至少来了一千人。Nolessthan1000peoplecame.Itspopulationisnolessthantwomillion.它的人口多达两百万

10、。Heisnomorethan5yearsold.他只有5岁。,nolessthan:至少.，多达，强调多nomorethan:只有，仅仅,强调少,.,18,6.比较级+and+比较级：越来越.,译：物价越来越高。故事变得越来越激动人心。我的家乡越来越漂亮了。Thepricesaregettinghigherandhigher.Thestoryisbecomingmoreandmoreexciting.Myhometownbecomesmoreandmorebeautiful.,.,19,7.The+比较级.，the+比较级.:越.越.,Thesooneryoustart,themorequi

11、cklyyoullfinish.Themorethingsyouhad,themoreyouwanted.译：人年纪越大越明智。跳得越高，你就摔得越狠。Theolderhegets,thewiserhebecomes.Thehigheryoujump,themoreheavilyyoufall.,.,20,倍数的表达,这棵树的高度是那棵树的三倍。1.倍数asas结构Thistreeisthreetimesastallasthatone.2.倍数+比较级thanThistreeistwicetallerthanthatone.,.,21,3.倍数+thesize（length，height）of

12、Thistreeisthreetimestheheightofthatone.变形：Theheightofthistreeisthreetimesthatofthatone.用以上四种方法翻译下面两句话：他的房间比我的房间大两倍。这座桥宽是那座桥的四倍。,.,22,他的房间比我的房间大两倍。Hishouseistwicebiggerthanmine.Hishouseisthreetimesasbigasmine.Hishouseisthreetimesthesizeofmine.Thesizeofhishouseisthreetimesthatofmine.,.,23,这座桥宽是那座桥的四倍。

13、1.Thisbridgeisfourtimesaswideasthatone.2.Thisbridgeisthreetimeswiderthanthatone.3.Thisbridgeisfourtimesthewidthofthatone.4.Thewidthofthisbridgeisfourtimesthatofthatone.,.,24,4.倍数+more+名词（可数，不可数）+than5.倍数+asmany（或much）+名词+as他现在挣的钱比十年前挣的多5倍。Heearnsfivetimesmoremoneythanhedidtenyearsago.Heearnssixtimesasmuchmoneyashedidtenyearsago.我们班的学生人数是他们班的三倍。Therearethreetimesasmanystudentsinourclassasintheirs.Therearetwicemorestudentsinourclassthanintheirs.,.,25,翻译：今年我们生产的棉花比1966年多了两倍。Weveproducedtwicemorecottonthisyearthanwedidin1966.Weveproducedthreetimesasmuchcottonthi