Unit+3+Section+A+1a-1c 人教版八年级英语上册

SectionA1a-1cUnit2Howoftendoyouexercise?教学目标

1.学习adj.和adv.比较级的构成。2.掌握下列句型：A+谓语+比较级+than+B.A+系动词+as+形容词原级+as+B.新课导入思考Saythewordsthatdescribethepersonaltraits.Brainstorming（头脑风暴）新课导入fat,thin,heavy,tall,short,cool,funny,lazy,old,clever,hungry,tiredlong(hair),short(hair),beautiful,big,small,happy,quiet,cute,friendly,shy,young,straight,curly,lovelyPKGroup1Group2新课讲解Let’slearnsomenewwordstodescribethepersonaltraits.outgoinghard-working爱交际的，外向的工作努力的，辛勤的

adj.形容词修饰名词作定语系动词后作表语Lucyisanoutgoinggirl.Tomishard-working.fantastic极好的，了不起的新课讲解quietlyclearly安静地，轻柔地清楚地，明白地adv.副词修饰动词、形容词和副词，作状语Don’tspeakloudly.Tomsatintheroomquietly

andlistenedtothemusic.loudly喧闹地，大声地adj.：loudadj.：quietadj.：clear-ly为副词后缀2.____→_____1._____→____shortheavythintallWritetheoppositewordsaccordingtothepictures.1a3.______→______quietlyloudly4._________→_________shorthairlonghair1aMatcheachwordwithitsopposite.tallthinlonghairquietlyloudlyshorthairheavyshortListenandnumberthepairsoftwinsinthepicture[1-3].1231bTapescriptA:IsthatSamplayingtheguitar?B:No,that’sTom.Samhaslonger

hairthan

Tom.C:

BothTomandSamcanplaythedrums,butSamplaysthembetterthanTom.Conversation1A:That’sTara,isn’tit?B:No,itisn’t.It’sTina.TinaistallerthanTara.AndshealsosingsmoreloudlythanTara.Conversation2A:IsthatPaul?B:No,that’sPeter.Peter’sheavierthanPaul.AndPaul’sshorterthanPeter.Conversation3TapescriptA:IsthatSamplayingtheguitar?B:No,that’sTom.Samhaslonger

hairthan

Tom.C:

BothTomandSamcanplaythedrums,butSamplaysthembetterthanTom.Conversation1Practicetheconversationinthepictureabove.Thenmakeconversationsabouttheothertwins.A:That’sTara,isn’tit?B:No,itisn’t.It’sTina.TinaistallerthanTara.Andshealsosingsmore

loudlythanTara.1cSummary形容词比较级的规则变化1.直接在形容词后加_____

。2.以不发音的e结尾的形容词直接在其后加____。tall——taller4.以“辅音字母+y”结尾的，先改“y”为_____，再加___。big——bigger3.以重读闭音节结尾并且末尾只有一个辅音字母，应先____

这个辅音字母再加_____.friendly——friendlier5.多音节和部分双音节词（adj.+ly)在其前面加__________。outgoing——moreoutgoingshort——shortercute——nicernice——thin——heavier

heavy—earlierearly——morebeautifulbeautiful——moreloudlyloudly——thinnercuterCanyoufindtherules?-er-r双写-er“i”-ermore比较级，表示”较……”或”更……一些”的意思。比较句型:1.

A+be动词+形容词adj.比较级+than+B

“A比B更……”

Bobistaller(形容词tall的比较级）than

比Jack.

2.

A+实义动词+副词adv.比较级+than+B

“A比B做某事更……”Tinasings

moreloudly(副词loudly比较级）

thanTara.当堂小练一、词语运用1.Paulis

(funny)thanhiscousin.2.Mypenfriendis

(outgoing)thanme.3.Therainisvery

(heavy).4.Hejumped

(high)thanher.5.Shespeaks

(loudly)thanhim.

funniermoreoutgoingheavyhighermoreloudly当堂小练根据汉语意思完成句子1.蒂娜比塔拉高。而且她唱歌也比塔拉声音大。Tinais

Tara.Andshealsosings

Tara.2.我认为莉萨唱得比内莉唱得好。IthinkLisasang

Nelly.3.塔拉和蒂娜学习一样努力。Taraworks

Tina.4.—哪一个是莉萨?—头发更短的那一个。—

wasLisa?

—Theonewith.5.我认为她比内莉唱得更清晰。Ithinkshesang

thanNelly.

tallerthanmoreloudlythanbetterthanashardasWhichoneshorter