初中英語比較級和最高級PPT課件

比較級和最高級,1,-,英語句子中，將比較兩個主體的方法叫做“比較句型”。其中，像“A比B更”的表達方式稱為比較級。,最高級表示三者或三者以上的人或物進行比較時，用最高級。,2,-,1.Actionsspeaklouderthanwords.事實勝于雄辯。,2.Itiseasiersaidthandone.說來容易做來難。,3.Iamthebestinmyparents.父母眼中我最棒。,3,-,一、形容詞和副詞比較級和最高級的構(gòu)成,1、規(guī)則變化,4,-,二、不規(guī)則形容詞副詞的比較級和最高級,better,more,less,worse,farther/further,older/elder,best,most,least,worst,farthest/furthest,oldest/eldest,5,-,注：older一般指年齡大小或新舊；Myfatherisolderthanmymother.elder指長幼關(guān)系(一般修飾名詞作定語);Myelderbrotherisadriver.farther指距離更遠；further指抽象的,程度深的IwanttostudyEnglishfurther.,6,-,在比較級前可使用much，alot，too,far（更加，的多），even（更，更加），alittle（有點）修飾。,1.“A+be+形容詞比較級+than+B”意思為“A比B更”。,如：Thistreeistallerthanthatone.這棵樹比那棵樹高。,1.在含有連詞than的比較級中，前后的比較對象必須是同一范疇，即同類事物之間的比較。另外，than后接人稱代詞時可以是主格或賓格,如：Awatermelonismuchbiggerthananapple.,2.very,quite,so,too一般只能修飾原級，alot,muchstill,abit，alittle，alot,even,rather,any等修飾比較級,注意：,7,-,2“比較級+and+比較級”或“moreandmore+原級”表示“越來越”,如：Itbecomeswarmerandwarmerwhenspringcomes.,春天來了，天氣變得越來越暖和了。,Itisgettingcoolerandcooler.,天氣越來越?jīng)鏊?Thewindbecamemoreandmoreheavily.,風變得越來越大。,Ourschoolisbecomingmoreandmorebeautiful.,我們的學校變得越來越美麗,8,-,3在含有or的選擇疑問句中,如果有兩者供選擇,前面的形容詞要用比較級形式。,如：Whoistaller,TimorTom?誰更高，Tim還是Tom?,4.“the+比較級,the+比較級”，表示“越越”。,Themoremoneyyoumake,themoreyouspend.,錢你賺得越多，花得越多。,Thesooner，thebetter.,越快越好。,9,-,5.表示倍數(shù)的比較級用法：,.A+be+倍數(shù)+the+形容詞對應(yīng)名詞形式+of+B.,如：Thenewbuildingisthreetimestheheightoftheoldone.,這座新樓比那座舊樓高三倍。(新樓是舊樓的四倍高),.A+be+倍數(shù)+as+原級+as+B.,如：AsiaisfourtimesaslargeasEurope.,亞洲是歐洲的四倍大。(亞洲比歐洲大三倍),.A+be+倍數(shù)+比較級+than+B.,如：Ourschoolistwicebiggerthanyours.,我們學校比你們學校大兩倍。,10,-,1.the+比較級+ofthetwo“兩個中比較的這一個”Lucyisthe_(高)ofthetwinsisters.Myhatisthe_(漂亮)ofthetwo.2.比較級+and+比較級相同“越來越”Itisgetting_and_(黑).Ourcountryisbecoming_and_（強大）.,darker,morebeautiful,stronger,taller,注意：,stronger,darker,.,11,-,3.The+比較級,the+比較級“越越”The_（多）the_（好）.The_（忙）heis,the_（高興）hefeels.,more,better,busier,happier,數(shù)量+比較級+thanMyfatheristhreeyearsolderthanmymother.,12,-,5.as+adj/adv(原級)+as和一樣Heisasthinashisbrother.他和他的哥哥一樣瘦。6.not+as/so+adj/adv(原級)+as不如Sheisnotas/sobeautifulashissister.她不如她的妹妹漂亮。,13,-,形容詞、副詞的最高級形式主要用來表示三者或三者以上人或事物的比較，表示“最”的意思。,句子中有表示范圍的詞或短語。如：ofthethree,inourclass等等。,如：Heisthetallestinourclass.,他在我們班里是最高的。,.,14,-,形容詞，副詞的最高級,1.Which/Whoisthe+最高級,A,BorC?whichfruitdoyoulikebest,applepear,banana?,3.the+序數(shù)詞+最高級+名詞+in/ofTheYellowRiveristhesecondlongestriverinChina,2.the+最高級+of/in(三者及以上范圍的)Mymotheristhebusiestinmyfamily,15,-,5.Thisisthe+最高級+名詞(that)Imeet/know/ThisisthemostbeautifulcitythatIhaveevervisited.,4.oneofthe+最高級+名詞復數(shù)+in/ofShenzhenisoneofthebiggestcitiesinChina,16,-,使用形容詞和副詞比較級和最高級應(yīng)注意事項形容詞的最高級前必須有the,而副詞的最高級前the可以省略。,17,-,比較級與最高級的互換1Jimistallerthananyotherboyinourclass.(吉姆比我們班上任何一個男孩都高)=Jimistallerthantheotherboysinourclass.(在我們班上吉姆比其它的男孩高)=Jimisthetallestinourclass.（吉姆是我們班最高的）,18,-,(2011年中考真題)NancyandLucyaretwins.Insomewaytheylookthesame,butNancyis_thanLucy.A.tallB.tallerC.tallest,(2002年中考真題)ThepopulationofChinais_thananyothercountryintheworld.A.largerB.lessC.smallerD.bigger,19,-,I.用形容詞的正確形式填空1.Whichdoyoulike_(well),apples,pearsorbananas?2.Ithinkthisstoryis_(interesting)thanthatone.3.Inthemorningheis_(early).Hisfatheris_(early)thanhe.Hismotheristhe_(early)ofthethree.4.TheYellowRiveristhesecond_(long)riverinChina.5.Hethinkshiscornis_(delicious)ofallthefood.6.Ifeelmathis_(difficult)thanChinese.,best,moreinteresting,early,earlier,earliest,longest,mostdelicious,the,moredifficult,20,-,句型轉(zhuǎn)換：1.Tomistall.Jimisshort.(比較級合并)Tomis_Jim.2.Myhairislong.Maryshairislonger.(合并成一句)Maryshair_mine.3.PedroisthinnerthanSam.(改為同義句)Samis_Pedro.4.Mysisterisbetteratstudythanme.Sheisclever.(改為同義句)Mysisteris_intellectual(聰明的)thanmeatstudy.5.Peterisfunny.Paulisfunny,too.(合并成一句)Peteris_funny_Paul.,taller,than,is,longer,than,fatter/heavier,than,more,as,as,21,-,練習：用所給形容詞的適當形式填空。Herhairis_(long)thanmine.Whois_(short),TomorJack?Lilyis_(quiet)thanhersister.Tina,pleasecometoschoolalittle_(early)nexttime.The_(hard)youstudy,the_(good)gradesyoullget.Itbecomes_and_(hot)whensummercomes.,longer,shorter,quieter,earlier,harder,better,hotter,hotter,22,-,單項選擇。1.Lucyisveryshort,butsheis_thanhersister.A.shorterB.longerC.tallerD.older2.Frankis_friendlythanhisbrother.A.alittlemoreB.afewmoreC.muchD.alittle3.Samis_atChinesethanJim.A.goodB.wellC.betterD.gooder,23,-,4.Thisoneistoolarge.Canyoushowmea_one?A.largerB.largeC.smallD.smaller5.DoyouthinkMarchis_thanJanuary?Yes,its_warmer.better,alittleB.well,muchC.worse,veryD.nicer,quite,24,-,6.Im_quieterthanSusan.A.littleB.fewC.alittleD.afew7.Thewatchisnot_beautifulasthatone.A.veryB.tooC.soD.more,25,-,8.HisFrenchisntsogoodas_.A:heB:himC:hisD:hers9.Herbagisnewerthan_.A.mineB.myC.meD.I,26,-,10.The_,thebetter.A.muchB.manyC.moreD.most11.Doyouknowwhois_ofthetwins?A.shorterB.heavierC.theolderD.thefunny12.TheweatherinNorthChinaiscolderthan_inSouthChina.A.oneB.t