Unit7What’sthehighestmountainintheworld?SectionAGrammarFocus-4ckeywordsKeywords:achievementincludefreezingconditionsucceedachievechallengeforcePhrases:takeinchallengeoneselfinthefaceofthepowerofnatureachieveone’sdreameventhough一、形容詞與副詞的比較級和最高級比較等級的構成比較級的用法最高級的用法二、大數(shù)字的表達與讀法1000以上的基數(shù)詞的表示法Learningobjects1.世界上最高的山脈是什么?Whatis____________________intheworld?2.大海有多深?_____________isthesea?3.這個蘋果幾乎跟那個一樣大。Thisappleisalmost_____________thatone.4.黃河是中國第二長河。TheYellowRiveris__________________riverinChina.5.如今越來越多的人關注食品安全。Nowadays_________________peoplepayattentiontofoodsafety.6.哪個城市的人口最多?Whichcityhas_________________population?Fillintheblanksaccordingtothetext.thehighestmountainHowdeepasbigasthesecondlongestmoreandmorethebiggest/largestGrammarFocusWhat’sthehighestmountainintheworld?Qomolangma.HowhighisQomolangma?It’s8,848.86metershigh.It’shigherthananyothermountain.Whichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofallthesaltlakes.DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Yes,Idid.It’smucholderthantheUS.一、形容詞、副詞的比較級和最高級1.概述：英語中的形容詞和副詞有三個等級，即_______、_________和_________。原級比較級最高級主要用于______之間作比較主要用于_______________進行比較。兩者三者或三者以上原級1.由表示程度的副詞________________________________等詞修飾2.表示雙方在程度、性質(zhì)、特征等方面一樣。和B一樣.…_______________________________________3.表示雙方在程度、性質(zhì)、特征等方面不一樣。

A不如B...._________________________________________________4.表示雙方在程度、性質(zhì)、特征等方面是對方的幾倍

。

A是B的幾倍.._______________________________________________quite.very.so.too,really.enoughA+be/實義動詞+as+形容詞/副詞原級+as+BA+be/實義動詞+notso/as+形容詞/副詞原級+as+BA+be/實義動詞+倍數(shù)+as+形容詞/副詞原級+as+B（1）規(guī)則變化如：tall—taller—tallest，long—longer—longest①________________________________________如，nice—nicer—nicest②___________________________________________________，如，heavy—heavier—heaviest③____________________________________________________________，如：big—bigger—biggest④________________________________________________________________，如：slowly—moreslowly—mostslowly；beautiful—morebeautiful—mostbeautiful⑤____________________________________________________________________，2.比較等級的構成：一般在詞尾直接加-er或-est，以不發(fā)音的字母e結尾的單詞在詞尾直接加-r或-st以“輔音字母+y結尾”的詞，把y變?yōu)閕，再加-er或-est重讀閉音節(jié)，末尾只有一個輔音字母，先雙寫這個輔音字母，再加er或-est部分雙音節(jié)詞和多音節(jié)詞分別在原級前加more構成比較級和most構成最高級特別注意：以ly結尾的副詞，除early-earlier-earliest，其他都是加more(比較級),most(最高級)（2）不規(guī)則變化原級比較級最高級good/wellbetterbestbadworseworstmany/muchmoremostlittlelessleastoldolder/elderoldest/eldestfarfarther(更遠)/further(進一步的)farthest/furthestclean-cleaner-cleanestfew-fewer-fewestlate-later-latestangry-angrier-angriestbusy-busier-busiestlazy-lazier-laziesthot-hotter-hottestglad-gladder-gladdestExercise一、寫出下列形容詞的比較級和最高級clear-clearer-cleareststrong-stronger-strongestlucky-luckier-luckiestinteresting-moreinteresting-mostinterestingfamous-morefamous-mostfamousdifficult-moredifficult-mostdifficultexpensive-moreexpensive-mostexpensive二、漢譯英1.誰工作更努力，Tina還是Tara?Who______________,TinaorTara?2.It'sgetting_______________________.(越來越冷)3.我英語沒有湯姆學得好。I___________goodatEnglish________Tom.4.你吃得越多，你會越胖。__________youeat,______________youwillbe.5.你學習越努力，你將取得越好的成績。__________youstudy,___________gradesyou

willget.6.Heis_________________________(高得多)thanme.workshardercolderandcolderamnotsoasThemorethefatterTheharderthebettermuchtaller1.兩者比較時用形容詞比較級，其結構為“_______________________”。如：Actionsspeaklouderthanwords.2.在兩者之間選擇“哪一個更……”時，用句型“_____________________________________________”。如：Whichsweaterischeaper,theredoneortheyellowone?3.表示“兩者之間最……的一個”時，用“________________________”。如：Lucyisthetallerofthetwins.4.表示“越……，越……”時，用“__________________________”。如：Themoreyoueat,thefatteryouwillbecome.形容詞比較級的用法...比較級+than...Which/Whois+比較級,...or...?the+比較級+ofthe+比較級，the+比較級5.表示“越來越……”時，用“______________________”，多音節(jié)詞和部分雙音節(jié)詞用“_________________________________”。如：Weshouldmakeourcountry

moreandmorebeautiful.6.形容詞比較級前可以用下列詞修飾：_____________________________________________________________等。如：It'smuchcoldertodaythanyesterday.比較級+and+比較級moreandmore+形容詞原級much,alittle,far,abit,afew,alot,even,still,rather1.三者或三者以上的人或物進行比較時，用_____________________。前面通常需加______________，句末常接_______________來表示范圍。1)后面是地點等范國時，常用

in2)后面是與主語同一類的人或物時，常用of形容詞最高級的用法形容詞最高級形式定冠詞thein/of短語根據(jù)句意用適當?shù)慕樵~填空：1.Heisthetallest_____ourschool.2.Shanghaiisthemostmoderncity___China.3.Heisthetallest____thethreeboys.4.Shewritesthebest______allthestudents________herclass.ininofinof2.表示“最……之一”時，用“__________________”。如：Thelightbulbisoneofthemosthelpfulinventions.3.形容詞最高級前可以由_____________________________等修飾，此時不用定冠詞the。如：Yesterdayisherhappiestdayinherlife.4.在A、B、C中，哪一個/誰最……？用句型

：__________________________________________________________?

如：Whichcityisthemostbeautiful,Beijing,ShanghaiorFuzhou?Which/Who＋謂語動詞(＋the)＋最高級，A,BorC?oneof+the+最高級物主代詞、指示代詞、名詞所有格(1)Whichis_______________(difficult),math,Chinese,physicsorEnglish?(2)Jackis____________(funny)actorofthethree.(3)Taiwanis___________(big)islandinChina.(4)Whostudies____________(hard)ofallthestudents?Exercisethemostdifficultthefunniestthebiggest(the)hardest4aFillintheblankswiththecorrectformsofthewordsinthebox.bigmuchpopularlongoldhigh1.TheAmazonRiverisoneofthe_______riversintheworld.It’salittle_______thantheYangtzeRiver.2.Qomolangmais8,848.86meters_____.It’soneofthemost________placesforseriousmountainclimbers.3.Nooceanintheworldisas____asthePacificOcean.4.AlthoughJapanis_____thanCanada,itis_____smaller.longestlongerhighpopularbigoldermuche.g.Tworivers:________________and________________________________________________________________________________________________________________________________________________________________theYangtzeRivertheAmazonRiverTheAmazonislongerthantheYangtze,buttheYangtzeisthelongestriverinChina.

TheYangtzeRiverisalmostaslongastheAmazonRiver.4bWritetwocomparisonsabouttwotopics.Writetruefacts.可以根據(jù)比較的類型，從不同的方面比較。比如城市：可以比較面積、人口、歷史等。比如動物：可以比較身高(身長)、體重、奔跑速度、外貌特征以及壽命等

4bWritetwocomparisonsabouttwotopics.Writetruefacts.e.g.Twocities:_________

and___________________________________________________________________________________________________________________________________________________________ShanghaiShenzhenShanghaiisasfamousasShenzhenShanghaiismuchsmallerthanShenzhen.Shenzhenisalmost5timesasbigasShanghaiTwoanimals:_____________and_________1._______________________________.2.__________________________________________________________________________.afishAsharkisbiggerthanafish.Afishissmallerthanashark.Asharkeatsmorethanafish.ashark4cWritefivequestionsusingcomparisons.Thenaskyourpartneryourquestions.Whatisthehighestbuildinginourcity?

Whatisthebiggestsupermarketinourcity?

Whoisthetalleststudentinourclass?Who

istheshorteststudentinourclass??9,600,0008,848.86352,478,873,467,823數(shù)字讀法復習1.從數(shù)字右端向左數(shù)，每三位數(shù)加一個逗號；2.第一個逗號前的數(shù)為thousand（千）；第二個逗號前的數(shù)為million（百萬）；第三個逗號前的數(shù)為billion（十億）3.讀的時候通常在hundred后加and，如果百位數(shù)為0，則在thousand后加and。4.小數(shù)點是point，小數(shù)點后面的直接一個數(shù)字一個數(shù)字地讀。形容詞和副詞的比較等級原級由表示程度的副詞________________________________等詞修飾和B一樣.…_______________________________________________A不如B...._________________________________________________A是B的幾倍..____________