仁爱版八年级英语上册-Unit-4-Topic-1-Section-D-(共35张)课件

2024/5/12仁爱版八年级英语上册Unit4Topic1SectionD课件(共35张PPT)词尾变化原级比较级最高级单音节词在词尾加-er(比较级)或-est(最高级)以字母e接尾的词加-r或-sttallhardlargewide以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加er或estbighotthinfatwet以辅音字母+y结尾的词变为i再加-er,或-esthappydryearly

narrowclever多音节词和多数双音节词在其前面加more和mostdifficultpopularslowlytallerharderlargerwidertallesthardestlargestwidestbiggerhotterfatterwetterbiggesthottestfattestwettesthappierdrierearlierhappiestdriestearliestnarrowercleverernarrowestcleverestmoredifficultmorepopularmoreslowlymostdifficultmostpopularmostslowly少数以-er,-ow结尾的双音节词可加-er或-est规则变化Revision形容词副词的比较级和最高级不规则变化。原级比较级最高级good/wellbetterbestmany/muchmoremostbad/badly/illworseworstlittlelessleastoldolder/elderoldest/eldestfarfarther/furtherfarthest/furthestYaoMingisJordan比较级+thantallerthanHeis比较级+thananyother+单数名词=比较级+thantheother+可数名词复数tallerthananyotherboy.the+比较级+ofthetwo…Amyis在两个女孩中Amy矮theshorterofthetwogirls.betterandbetter越来越好比较级+and+比较级越来越……吃的越多，会变得越胖youeat,youwillbe.the+比较级+句子，the+比较级+句子越……，就越……。Themorethefattereg:他是三个男孩当中最高的.Heiseg:她是我班最开朗的.Sheisthe+最高级+ofinthetallestofthethreeboysthemostoutgoinginourclass.Lucy是她班最高的女生之一。Lucyisoneof+the+最高级+复数名词“最……的……之一”oneofthetallestgirlsinherclass.the+序数词+最高级+单数名词+in短语“在……中是第几个……”eg：黄河是中国第二长河。TheyellowriveristhesecondlongestriverinChina.形容词副词原级的常用句型Tomisas

tallasMike.

as+形容词/副词原形+asThereareasmanystudentsinourschoolasyours.

Tomisthreetimesas

oldasMike.

否定notas+形容词原形+as或notso+形容词原形+as

“不及／不如…TomisnotastallasMike.TomisnotsotallasMike.

注意1.Thoseapplesarebiggerthantheseones.1.比较级中为了避免重复，常用one/that/those替代名词。Thispenisshorterthanthatone.TheweatherhereismuchhotterthanthatofShanghai.ThecarsmadeinTianjinismuchmorepopularthanthoseinShanghai.2.必须是同类事物之间的比较。Myhouseismuchcleanerthanhers.（=herhouse)

3.very/quite/so/as/too/really+原级

much/alittle/abit/alot/even/far+比较级Ifeelevenworsetoday.Youhavemuchmoretodo.4.形容词最高级前一定要用the,副词最高级前的the可省略。Heisthetallestboyinhisclass.5.the+最高级+名词比较级+thananyother+单数名词可以互换eg:Tom是我班最好的男孩.Tomisthebestboyinourclass=TomisbetterthananyotherboyinourclassTheairis_______,theskyis______andtheriversare_______there.Ithinkthecountrysideis_____________thecity,too.Ithinkthesheeparethe_______ofall.Thepigsmustbethe_______and_______animalsonthefarm.What’sthestrongestanimalsonthefarm?Butnow,rainforestsarebecoming________________.GrammarComparativeandsuperlativedegreesofadjectives(Ⅰ)fresherbluerclearerquieterthannicestfattestlaziestsmallerandsmallerFunctions_______doyoulike________,plantsoranimals?Ilikeanimals________.________doyouthinkso?Becauseanimalsareourfriends.They________ushappy.We________thesameworld_______them.Peoplecanenjoythe__________ofnaturethere.WhichbetterbetterWhymakesharewithbeautiesbearn.熊

v.承受，负担；忍受；容忍wolfn.狼threewolvesPresentationPandas.Whatdotheyfeedon?Bamboo.Theyarethe______________oftheanimals.(lovely)themostlovelyWhichanimallivesonlyinChina?whalebluewhaleWheredotheylive?Whatdotheyfeedon?oceann.海洋the

smallestseaanimalsTheyfeedonsmallanimals.Chinesetiger中国虎以……为食northeastsoutheastsouthwestnortheastnorthwestsouthwestTestyourmemoryWatchtheflashandanswerthequestionsasquicklyasyoucan.Wheredobluewhaleslive?Whatdotheyfeedon?

WheredoChinesetigerslive?Whatdotheyfeedon?Theyliveintheocean.Theyfeedonthesmallestseaanimals.TheyliveinthesouthofChina.Theyfeedonsmallanimals.视频1-P87pandas__________________________________bluewhales

____________________________Chinesetigers___________________________________Theyhavelessandlesslandtoliveon.Somehumanskillthemandmaketheoceanwaterdirty.Somepeoplekillthemfortheirfurandbones.Findoutwhytheyareindanger.Listento1andcompletethetableonPage88.录音1-P87AnimalWhattheyfeedonWheretheyliveWhytheyareindangerTheyhavelessandlesslandtoliveon.bluewhalesChinesetigersinthesouthofChinabambooinSouthwestChinasmallestseaanimalsintheoceanSomepeoplekillthemandmaketheoceanwaterdirtier.smallanimalsSomepeoplekillthemfortheirfurandbones.1pandasReadParagraph1andfillintheblanks.Pandasliveinthe_______and__________ofSouthwestChina.They_____________bamboo.Butnowtheyhave________________landtoliveon.Sopandasarebecoming_______innumber.forestsmountainsfeedonlessandlessfewerReadParagraph2andfillintheblanks.The__________animalsintheworldarenotelephants.Theyarebluewhales.Theyarethe_______buttheyfeedonthesmallestseaanimals.Nowtheyare_________becausesomepeoplemaketheir_____________dirtyandothers_______whalesfortheirmeat.heaviestlargestindangeroceanhomekillReadParagraph3andfillintheblanks.Chinesetigersliveinthe_______ofChina.Theyarealso_____________now.theyarethe________________tigersintheworldandtheyeatsmallanimals.Somepeoplekilltigersfortheir______and________.southindangeroldesttypeoffurbonesRetellAnimalsinDangeraccordingtothefollowingpictures.Therearemanyotherwildanimalsindanger,suchasbearsandwolves.Canyouthinkofsomemore?Whatshouldwe