Unit3SectionAGrammarFocus课件人教版八年级英语上册

SectionAGrammarFocusUnit3

Learningobjectives

通过本课时学习，我们能够：123总结出形容词和副词比较级的构成方式;掌握形容词副词比较级的as…as等句型结构;准确使用形容词及副词比较级的不同句式，提升逻辑思维。Grassgets________.Daysgets_________.Sungets________.________and________.Dreamsget_______.Smilesget________.Lovegets________.________and________.Idon’tcareaboutthethingsthattheysay.AllIknowisthateverything’sgoingmyway.Itgets______.Oh~Itgets______.Itgets______.______and_______.greenerwarmerbrighterbrighterBrighterbiggerwiderstrongerstrongerStrongerbetterbetterbetterBetterbetterWhatdothesewordshaveincommon?Comparatives比较级JackPeterLookandSayJackis___________(thin)thanPeter.Peteris___________(fat)thanJack.thinnerfatterPairWorkCompareyourselfwithyourpartner.Whoarrivesschoolearlier?Whoismoreoutgoing?Whoisshyer?Thereare

moreactivitiesthisyear.Itis

morecolourfulthanlastyear.Emmais

tallerthanElla,butherhairis

shorterthanElla’s.Elladances

betterthanEmma,butEmmasings

louderthanher.Emmaalways

getsupearlierthanme,butIworkashardasher!Read

the

sentences

and

notice

the

comparatives

inred.many

–moreadj.

adj.

colourful

–morecolourfultall

–talleradj.adj.

short

–shorteradv.

well

–betteradv.

loud

–louderadv.early

–earlier3aWhichpartsofspeechhavecomparativeforms?Find

more

examples

inSectionA.1.ChenJieplaystheChineseflutebetterthananyone

else

in

themusicclub.Sheisnot

asoutgoingas

PeterandsheworksharderthanPeter.2.PeterismoreoutgoingthanChenJie.AndChenJieisshyer.3.EmmaisalittlequieterthanElla.AndEllaisfunnierthanEmma.4.ManypeoplesayEllaislazier

thanEmma.5.I’mtallerthanyou.6.Iamalittleshorterthanyou,butIcanrun

fasterthanyou.7.I’mashard-workingasyou,butyoureadmorethanme.3aTherearemoreactivitiesthisyear.Itismorecolourfulthanlastyear.EmmaistallerthanElla,butherhairisshorterthanElla’s.ElladancesbetterthanEmma,butEmmasingslouderthanher.Emmaalwaysgetsupearlierthanme,butIworkashardasher!形容词形容词(adj)和副词(adv)是有比较级的形式的形容词形容词形容词副词副词副词thanReadthesentencesandnoticethecomparativesinbold.Therearemoreactivitiesthisyear.Itismorecolourfulthanlastyear.EmmaistallerthanElla,butherhairisshorterthanElla's.ElladancesbetterthanEmma,butEmmasingslouderthanher.Emmaalwaysgetsupearlierthanme,butIworkashardasher!thanthanthanthanthanthan______--moremany_________--morecolourfulcolourful______--tallertall______--shortershort______--betterwell______--louderloud______--earlierearly只有_______词和_____词才有比较级形容

副形容词与be动词连用；副词修饰行为动词，并往往位于动词后面。（be形动副）同级比较adj.adv.Whichpartsofspeech(词性)havecomparativeforms?Readandfillintheblanks.Thenconcludetherulesofcomparatives.Tomis______(tall)thanBen.Thisroomis______(large)thanmine.Sheis______(busy)thisweek.Theappleis______(big)thanthatone.tallerlargerbusierbigger一般+er以e结尾+r辅音字母

+y结尾，变y为i+er重读闭音节，双写尾字母

+erHealthis

(important)

thananythingelse.moreimportant多音节词及部分双音节词，前加more构成方法比较级tall–taller,short

–shorter一般直接在词尾加-er

nice

–nicer,late

–later以e结尾，加-r

重读闭音节词尾只有一个辅音字母时，双写该辅音字母，再加-erthin

–thinner,big

–biggersad

–sadderfunny

–funnier,easy

–easierearly

–earlier以“辅音字母+y”结尾的双音节词，先把y改为i，再加-eroutgoing

–moreoutgoingconfident

–moreconfidentbeautiful

–morebeautiful多音节词和部分双音节词，词前加moreSummarizetherulesofthecomparativesofadjectivesandadverbsTherearemoreactivitiesthisyear.Itismorecolourfulthanlastyear.EmmaistallerthanElla,butherhairisshorterthanElla’s.ElladancesbetterthanEmma,butEmmasingslouderthanher.Emmaalwaysgetsupearlierthanme,butIworkashardasher!many的不规则比较级多音节colourful

比较级单音节tall比较级单音节short比较级well的不规则比较级单音节loud比较级双音节early比较级不规则变化的一般都是单音节的词比较级常用句型

as+形容词或副词原形+as“表示两者(人或事物)在某一方面相同”eg:Ithinkhistoryisasimportantas

math.

LindarunsasfastasAmy.

notas/so+形容词或副词原形+as“表示一方在某一方面不及另一方”eg:Tomisn’tas/sotallasme.

Idon’t

singas/soloudlyasmysister.①“比较级＋and＋比较级”意为“越来越……”；

多音节比较级用“moreandmore＋形容词原级”形式。►

It’sgetting_________________(越来越好).►Thegroupbecame_______________________(越来越受欢迎).betterandbettermoreandmorepopular原级Thistreeisas____asthattree.tallTheyellowbagisas____astheblueone.Thispenisas____asthatpen.biglongSheisshorterthanEmma.Itismorecolourfulthanlastyear.比较级常用句型肯定句：主语+be动词+形容词比较级

+than+比较对象。一般疑问句：Be动词+主语+形容词比较级+than+比较对象?IsEllatallerthan

Emma?Isitmorecolourfulthan

lastyear?当两个人或两件事物进行比较时，形容词和副词要用比较级，也就是词尾-er形式，比较级常常用than来连接被比较的两个人或事物。

Iamtaller

thanyou.我比你高。Elladancesbetterthanhersister.AndshesingslouderthanElla.肯定句：主语+动词+副词比较级+

than+比较对象。Doyouworkharderthanme?DoesshesinglouderthanElla?一般疑问句：助动词+主语+动词原形+副词比较级+than+比较对象?比较级常用句型￥25cheapercheap

￥20TheblueT-shirtischeap.ThepinkT-shirtis___________theblueone.cheaper

than特殊疑问词+be动词+形容词比较级,甲or乙?比较级常用句型eg:Whichisbigger,theEarthortheMoon?特殊疑问词+实义动词+副词比较级,甲or乙?eg:Whodrawsbetter,JennyorDanny?DoesEmmaworkashardasElla?Yes,shedoes.比较级的特殊疑问句：Who/Which+be/实义动词+比较级,(AorB)?副词原级比较的一般疑问句式：Does/Do+A+实义动词+副词原形+as+B?

Who'smorehard-workingatschool?IthinkChenJieworksharderthanPeter.

在比较级前常用much,alot,far,even,alittle,abit,still,threetimes等词来修饰，表示程度。形容词或副词比较级前的修饰词翻译以下句式：PleasetranslatethefollowingsentencesintoChinese.

这部电影比那部有趣的多。Thismovieis_______moreinterestingthanthatone.我弟弟稍微比我高一点。Mybrotheris________tallerthanme.他跑得甚至更快。Heisrunning_______fasternow.faralittleeven•much/alot/far(…得多)•alittle/abit(稍微…一点)•even/still(甚至更…)✎在形容词比较级前还可用much、even、

still、far、alittle等来修饰,

表示“……的多”,“甚至……”,“更……”,“……一些”。eg:Heismuch

moreseriousthanhisbrother.Thisbookisevenmoreusefulthanthatone.比较级的用法特别提醒：在使用比较级时一定要注意：（1）比较对象必须一致。

e.g.Myhairislongerthanyours.我的头发比你的（头发）长。（2）有时为了避免重复，可用that代替前面提到的单数名词或

不可数名词，用those代替前面提到的复数名词，且that或

those不能省略。e.g.Inwinter,theweatherinHainaniswarmerthan_______inBeijing.冬天，海南的天气比北京的（天气）暖和。Hisstoriesaremoreinterestingthan

________Itold.

他的故事比我讲的（故事）有趣。相当于yourhairthatthosethe+比较级...，the+比较级...表示“越……,越……”。e.g.Themore,thebetter.Theharderyouwork,thebettergradesyou’llget.__________you’re,________mistakesyou’llmake.A.Thecareful；thelessB.Themorecareful；thelessC.Themorecarefully；thefewerD.Themorecareful；thefewerthe比较级ofthetwo表示是两者中较...的。Ofthetwogirls,Lucyisthethinner.-Lookatthetwoboys.WhichoneisTom?-Heis____________ofthetwo.A.thetallB.thetallerC.tallD.thetallestUsethewordsinbracketstowritequestionsandanswers.1.Q:IsJulieslimmerthanyou?(Julie/slim/you)A:No,sheisn't.Sheisasslimasme.2.Q:_________________________________?(you/serious/cousin)A:No,I’mnot.Iam____________thanheis.3.Q:_______________________?(Tom/smart/Sam)A:No,Idon’tthinkso.IthinkSamisas______asTom.4.___________________________?(Jack/swim/fast/Sally)No,hedoesn't.Heswimsas______asSally.Areyoumoreserious

thanyourcousin?lessseriousIsTomsmarter

thanSamsmartDoesJackswimfaster

thanSallyfast/slɪm/slim/ˈsɪəriəs/严肃的Yes/Noquestions3bLookatthechart.ThencompletethesentencestocompareGuangzhouandChicago.Usethewordsintheboxandthan.3cFactsPopulation(2022)18.734million2.665millionArea7,436squarekm589squarekmAveragerainfallperyear1,923mm910mmAverageJanuarytemperature16°C-6°CAverageJulytemperature31°C23°CGuangzhou广州Chicago芝加哥largesmallmuchwarm1.ThepopulationofVancouverwas___________thatofGuangzhouin2024.2.Inarea,Guangzhouis___________Vancouver.3.Itrains______inGuangzhou___________inVancouver.4.Guangzhouhasa

pleasanttemperatureinJanuary.Itis______________VancouverinJanuary.5.Vancouveris____________GuangzhouinJuly.smallerthanlargerthanmorewarmerthancoolerthancoolthan

Conclusion形容词/副词的比较级在中考英语中的主要考点•一般+er：tall→taller•以e结尾+r：large→larger•辅音+y→ier：busy→busier•重读闭音节双写+er：big→bigger•多音节词前加more：important→moreimportant比较级构成规则•good/well→better•bad/ill→worse•many/much→more•little→less•far→farther/further不规则变化1.Jimis________thanPeter.A．tallB．tallerC．thetallest2.—Howareyoufeelingtoday?—Much________.A.goodB.wellC.better3.Itis________toswiminwinterthaninsummerbecausethewateristoocold.A．safer B．moredifficult C．easier4.Whichis________,EnglishorChinese?A．interestingerB．moreinteresting C．mostinterestingExercise一、单项选择BCBB二、用括号内所给单词的适当形式填空。1.Thisbridgeisthe_______(short)ofthetwo.2.Thiselephantisthreetimes______(big)thanthattiger.3.Bob’sgrandmaiseighty,butshelooksmuch________(young)thansheis.4.Ithinkmathsis_____________(difficult)thanEnglish.It’shardformetolearnitwell.5.—Whichdogdoyouthinkis_____(lazy),HoboorEddie?