Module4unit3課件外研版英語八年級上冊

外研·八年級上冊Unit3LanguageinuseModule4Planes,shipsandtrainsLanguagepractice形容詞和副詞的最高級1.形容詞和副詞的最高級的構(gòu)成形容詞和副詞最高級的規(guī)則變化：（1）單音節(jié)詞末尾加-est：eg:great→

small→（2）單音節(jié)若以e結(jié)尾，只加-st：eg:fine→

nice→

wide→（3）重讀閉音節(jié)單音節(jié)詞若末尾只有一個輔音

字母，須先雙寫這個輔音字母，再加-est：eg:big→

hot→

red→（4）以輔音字母+y結(jié)尾的詞，則變y為-i，再加-est：eg:busy→easy→（5）大部分雙音節(jié)詞和多音節(jié)詞，在詞前加most：eg:careful→mostcarefulslowly→mostslowly形容詞和副詞的最高級的不規(guī)則變化最高級用于三者或三者以上的人或事（物）之間的比較。

基本句式：主語+謂語動詞+（the)最高級+of/among/in+比較范圍

(of/among后面一般接表示一群人或事物的代詞或名詞，in后面一般接表示單位或場所的名詞。)2.形容詞和副詞的最高級的用法eg.Billisthetallestboyofus.

Janehasthemostfriendsinourclass.【注意】最高級前是否加定冠詞the要視具體情況而定?？偟脑瓌t：形容詞的最高級前一定要加定冠詞the；副詞的最高級前可加，也可不加。注意：形容詞最高級前帶有物主代詞或名詞所有格時，不能再用the.eg.Lindaismybestfriend.Completethesentenceswiththecorrectformofthewordsinbrackets.11Thisbustakesthe_________(long)timebecauseitisthe_______(slow).2Thenewtraintravelsthe_________(fast)ofallthetrainsintheworld.3The_________(cheap)waytogetthereisbycoach.longestfastestcheapestslowest4Iaminahurry.Whatisthe________(fast)waytogetthere?5Thefastestwaytotravelisbyplane,butusuallyitisalsothe__________________(expensive).fastestmostexpensive1.“the+序數(shù)詞+形容詞最高級+單數(shù)可數(shù)名詞”表示“第幾……”。TheYellowRiveristhesecondlongestriverinChina.

ShanghaiToweristhefirsttallestbuildinginChina.上海中心大廈是中國第一高樓。最高級的兩個特殊用法：1)黃河是中國第二長河。TheYellowRiveris

____________________inChina.2)中國是世界上第三大國家。Chinais______________________intheworld.thesecondlongestriverthethirdlargestcountry（2）在表達(dá)“最……的……之一”時，用最高級，一般構(gòu)成“oneofthe+形容詞的最高級+可數(shù)名詞復(fù)數(shù)”的結(jié)構(gòu)。eg.Chongqingisoneofthebiggestcitiesin

ourcountry.(2)英語是最有趣的科目之一。Englishis______________________________ofallthesubjects.Sheis___________________________intheschool.oneofthemostbeautifulgirlsoneofthemostinterestingsubjects3.“形容詞/副詞比較級+than+anyother+單數(shù)可數(shù)名詞”也可以表達(dá)最高級意義，表示“比其他任何……都……”。如：Jimiscleaverthananyotherboyofhisage.吉姆比同齡的任何男孩都聰明。IliketheChinesenewyearbetterthananyotherfestival.我喜歡中國新年比喜歡其他任何節(jié)日更甚。Completetheconversationwiththecorrectformofthewordsinthebox.3cheapcloseexpensivegoodmuchslowA:What’sthe(1)______waytogotoQingdao?B:Wecantakeaplane,butthat’s(2)_________.Wecanalsotakeatrain.It’s(3)__________,butit’snotsoexpensive.bestexpensiveslowerThecoachisthe(4)__________waytogo,butittakesthe(5)______time.A:Sohowshouldwego?B:Ithinkthebestwayisbytrainbecausethetrainstationisthe(6)________toourhome.cheapcloseexpensivegoodmuchslowcheapestmostclosestdabcCompletetheconversationwiththesentencesinthebox.Completetheemailwiththewordsinthebox.6bookchoicecosttraveltripFROM:SallyTO:TonySUBJECT:JourneytoChinaHiTony,MyfamilyisplanningajourneytoChinainthesummer.WewanttovisitBeijingfirst.Doyouthinkweshould(1)_____theplaneticketsearly?AfterBeijing,wewanttovisitXi’anandHangzhou,andmaybesomewhereelse.Howcanwe(2)______fromBeijingtoXi’an,bytrainorbyplane?The(3)____isnotsoimportant,butthetimeis.booktravelcostAfterXi’an,wewanttogotoHangzhou.IsitbettertogotoShanghaifirst,orcanwegofromXi’antoHangzhoudirectly?AndafterHangzhouwhatisthebest(4)______?Canwemakeashort(5)____toSuzhou?Whatdoyouthink?Thanksforyourhelp.SallychoicetripListenandmatchthecitieswiththeinformation.LondonBirminghamOxfordCambridgethecitywithfourmillion

peopleasmallbeautifultownthemostexpensivecitythemostinterestingcitythebiggestcityAroundtheworldAroundtheworldWhichisthelongestrailwayintheworld?2.HowistheTrans-SiberianRailway?Readanda