2014仁爱英语八上 Unit 4 Topic 2 Section A公开课

形容词比较级和最高级的规则变化1.一般在词尾直接加er/est:tall—taller—tallest2.以e结尾的单词去e加er/est:wide—wider—widest3.以辅音字母加y结尾的单词，把y改成i,再加er/est:busy—busier—busiest4.以重读闭音节结尾，且末尾只有一个辅音字母的单词，双写末尾的辅音字母，再加er/est:big—bigger—biggest,(fat,thin,red,hot)单音节及部分双音节AdjectivestrongtallnicebraveComparativestrongernicerSuperlativestrongestnicestAdjectivebigfatthinlazyuglyComparativebiggerlazierSuperlativebiggestlaziesttallertallestbraverbravestfatterfattestthinnerthinnestuglierugliest2bStudytherulescarefullyandcompletethetable.形容词比较级和最高级不规则变化•原级比较级最高级•good/well•bad/ill•many/much•little•farbetterbestworseworstmoremostlessleastfartherfarthestTheappleis______.Thepearis___________thantheapple.Theorangeis_______________ofthethree.bigbiggerbiggestLookandsayfastfasterfastestLookandsayThebikeis______.Thecaris___________thanthebike.Theplaneis_______________ofthethree.fastfasterthefastestThetelephoneisuseful.telephoneThemobilephoneis___________thanthetelephone.mobilephoneThecomputeris_______________ofthethree.computermoreusefulthemostuseful手机delicious—interesting—carefully—popular—careful—moredelicious—mostdeliciousmoreinteresting—mostinterestingmorecarefully—mostcarefullymorepopular—mostpopularmorecareful—mostcareful多音节词和部分双音节词：在词前加more/most。2aStudytherulesandcompletethetable.AdjectiveusefulseriousdangerousbeautifulimportantterribleComparativemoreusefulSuperlativemostusefulmoreseriousmostseriousmoredangerousmostdangerousmorebeautifulmostbeautifulmoreimportantmostimportantmoreterriblemostterribletreesgrassflowersAskandanswerwithyourpartneraccordingto2b.A：The__________isbeautiful.B:Ithinkthe________is_____________thanthe________.C:Yes,butthe_________is__________________ofthethree.morebeautifulthemostbeautifulChinesemathEnglishAskandanswerwithyourpartneraccordingto2b.A：The__________isimportant.B:Ithinkthe________is______________thanthe________.C:Yes,butthe_________is________________ofthethree.moreimportantthemostimportantcoldtoothachefeverAskandanswerwithyourpartneraccordingto2b.A：The__________isterrible.B:Ithinkthe________is______________thanthe________.C:Yes,butthe_________is__________________ofthethree.moreterriblethemostterriblefireearthquakerainstormAskandanswerwithyourpartneraccordingto2b.A：The__________isserious.B:Ithinkthe________is______________thanthe________.C:Yes,butthe_________is__________________ofthethree.moreseriousthemostseriousn.火n.地震n.暴风雨•Look！AterribleearthquakestruckWenchuaninSichuanprovince.（strike）V.侵袭，撞击n.省份[strʌk]Listento1aandchoosethecorrectanswer.1bKangkangandLiMingaretalkingabout_______.A.waystoprotectusfromearthquakesB.theearthquakesinChinaC.thenumberofbuildingsfallingdownD.themissingpeopleinearthquake视频1a-P89adj.失踪的，找不到的Listenagainandcompletethetable.1cEarthquakeYearDegreeFact2010buildings_____________somepeople__________manypeople___________Wenchuanearthquakemoreserious240000people__________________Yushuearthquakefelldowndiedweremissing2008Tangshanearthquake1976themostseriouslosttheirlivesserious视频1a-P89录音1a-P89（程度，级别）（实际情况）1.loseone’slife失去生命2.another+基数词(/=2)+复数名词“又，再……”3.protectsb.from保护……免受……Eg:戴太阳镜可以保护眼睛不受伤害。Wearingsunglassescan____________________thesunshine.4.asksb.forhelp向某人求助Eg:当我们处于危险时，可以向警察求助。Wecan_____________________whenweareindanger.protectoureyesfromaskthepoliceforhelpFillintheblanksaccordingto1a•Aterribleearthquake______YushuinQinghaiProvinceearlythismorning.Therewere_____twoterribleearthquakesinChina.TheWenchuanearthquakein2008was___________thanthisone,buttheTangshanearthquakein_____was__________.Morethan240000people______init.Howcanwe____ourselves____theearthquake?Let’s____MissWang____help.struckanothermoreserious1976themostseriousprotectfromaskforlosttheirlives用所给词的适当形式填空。１.２.３.４.Myschoolis___________thanyours.(beautiful)IthinkEnglishis____________thanmath.(interesting)Sharksare______________animalsofall.(dangerous)Hisillnessis_____________ofthethree.（serious）morebeautifulmoreinterestingthemostdangerousthemostserious（鲨鱼）Choosethebestanswers.1.Themovieis____ofthethree.A.moreinterestingB.mostinterestingC.interestingestD.themostinteresting2.Everythingisgetting________.A.goodandbetterB.betterandbetterC.bestandbetterD.bestandbest3.Whichis_____,mathsorChinese?A.importantB.veryimportantC.moreimportantD.themostimportantThephrasesofthedialog:loseone’slife失去生命protectsb.from保护……免受……asksb.forhelp向某人求助Thecomparativeandsuperlativeofadjectives:more+adj.themost+adj.收集有关地震如何逃生的资料，准备下一个section的学习。