【教學(xué)課件】Unit7第2課時示范課件（八下）

Unit7What’sthehighestmountainintheworld?SectionA3a-GrammarFocusTask1Readandreview9,600,000 1,025 6,671 8,844.43ninemillionsixhundredthousandonethousandandtwenty-fivesixthousandsixhundredandseventy-oneeightthousandeighthundredandforty-fourpointfourthree

RevisionLookandreviewQomolangmaIt’stheworld’shighestmountain.It’slocatedintheHimalayas.RevisionRead,listenandlearnQomolangma—theMostDangerousMountainintheworld?

Pre-readingFind,guessandlearnthickincludeconditionsucceedachieveachievementforcenatureadj.

厚的；濃的v.包括；包含n.條件；狀況v.實現(xiàn)目標(biāo)；成功v.達(dá)到；完成；成功n.成就n.力；力量n.自然界；大自然Pre-readingLookanddiscussQomolangma—theMostDangerousMountainintheWorld?◆

Whichsportdoyoulikebest?Isitsafe

enough?◆Whichofthesportsinthepicturesdoyou

thinkisthemostdangerous?Whatmightbethedangersofmountainclimbing?

Pre-reading

Paragraph1spiritofclimbersParagraph2achievementsofclimbersParagraph3factsanddangersReadandmatchWhile-readingReadagainandcompletethechartParagraph1Paragraph2Paragraph1&3ListfourdangersforclimbersListthreeachievementsListfourcomparisonsthickclouds1953—TenzingNorgayandEdmundHillarywerethefirsttoreachthetopmostdangeroussportveryhighitcansnowhard.freezingweatherconditionsheavystormsveryhardtobreathe1960—ThefirstChineseteamreachedthetop1975—JunkoTabeifromJapanwasthefirstwomantoreachthetop.mostpopularplacehighestmostfamousmoreseriousdifficultiesstrongerthantheforcesofnatureWhile-readingRead,thinkandfillintheblanks8,844.43meterstakeinairthefirstChineseteamachieveourdreamstheforcesofnatureWhile-readingReadandanswer1.WherearetheHimalayas?3.Whydosomanypeopletrytoclimbthismountaineventhoughitisdangerous?4.Whatdoesthespiritoftheclimberstellus?2.HowhighisQomolangma?TheHimalayasrunalongthesouthwesternpartofChina.Qomolangmais8,844.43metershigh.Becausemanypeoplewanttochallengethemselvesinthefaceofdifficulties.Thespiritoftheclimberstellsusthatweshouldnevergiveuptryingtoachieveourdreams.Post-readingTask2ThinkandanswerHow

tall

areyou?Whoistaller

thanyou?Whoisthetallestinourclass?PresentationReadandcompareWhat’s

thehighest

mountain

intheworld?Qomolangma.HowhighisQomolangma?It’s8,844.43metershigh.It’shigherthananyother

mountain.Whichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofall

thesaltlakes.DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Yes,Idid.It’smucholderthantheUS.PresentationLookandlearnPresentationLookandlearn形容詞、副詞的比較級和最高級的規(guī)則與不規(guī)則變化1)一般情況下，比較級詞尾＋er，最高級詞尾＋est。如：

high—higher—highestdeep—deeper—deepest2)以e結(jié)尾的詞，比較級詞尾＋r，最高級詞尾＋st。如：

cute—cuter—cutestlarge—larger—largest3)以輔音字母＋y結(jié)尾，變y為i，比較級詞尾＋er，最高級詞尾est。如：

easy—easier—easiesthappy—happier—happiest1.Regularrules

Presentation4)重讀閉音節(jié)，單輔音結(jié)尾，雙寫詞尾輔音字母＋er或est。如：

fat—fatter—fattestthin—thinner—thinnesthot—hotter—hottestbig—bigger—biggestLookandlearn形容詞、副詞的比較級和最高級的規(guī)則與不規(guī)則變化5)多音節(jié)和部分雙音節(jié)的詞，比較級、最高級分別是在原級前＋more和themost。如：

beautiful—morebeautiful—themostbeautifulcareful—morecareful—themostcareful

包括少數(shù)單音節(jié)詞：

pleased—morepleased—themostpleasedtired—moretired—themosttired

PresentationLookandlearn形容詞、副詞的比較級和最高級的規(guī)則與不規(guī)則變化good/well—better—bestbad—worse—worstmany/much—more—most2.IrregularrulesPresentationDogrammarexercisesPractice1.Tianjinisoneof______citiesinChina.（2018?天津）

A.bigB.biggerC.thebiggestD.thebigger2.—Mary,doyoupreferweekdaysorweekends?（2018?四川成都）—Ofcourseweekdays.BecauseI’m______onweekends.A.busyB.muchbusierC.thebusiest3.Tonyisthebeststudentintheclassbecauseheworks______thantheothers.（2018?福建）A.hardB.harderC.hardest4.—Whodoyouthinksings______?

（2018?青海）—Karen,she’sgotthefirstplaceamongthetoptensingers.A.beautifullyB.morebeautifullyC.themostbeautifullyCBBCConsolidationTestTestCompletethesentences.Useasuperlative(-estormost..)oracomparative(-erormore...).1.Westayedat____________hotelinthetown.(cheap)2.Ourhotelwas_________thanalltheothersinthetown.(cheap)3.TheUnitedStatesisverylarge,butCanadais_______________.(large)4.What’s___________countryintheworld?(small)5.Iwasn’tfeelingwellyesterday,butIfeelabit____________today.(good)6.Itwasanawfulday.Itwas_____________dayofmylife.(bad)7.Whatis__________________sportinyourcountry?(popular)8.Everestis_________thananyothermountain.(high)9.Thisbuildingisover250metreshigh,butit’snot____________inthecity.(tall)10.Ipreferthischairtotheotherone.It’s__________________.(comfortable)thecheapestcheaperlargerthesmallestbettertheworstthemostpopularhigherthet