八年级英语上册Unit3课件.ppt

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1、The red apple is big.The green apple is _the red one.bigger than big smallABBall A is _ _ Ball B.Ball B is _ _ Ball A. bigger thansmaller thantalltaller1.88m2.26mYao Ming is taller than Liu Xiang.longlong hairhairlonglongerer hair hairLiu Liu YifeiYifei has has longer longer hair hair than YangMiYan

2、gMi. .hairNa Ying is thinner than Han Hong.Han Hong is heavier than Na Ying.( fatter ) funnyfunnieier rZhao Benshan is funnier than Xiao Shenyang.Liu Huan is heavy .Fei Mao is heavier80kg90kgthan Liu Huan.pkLiu Huan is Fei Mao.thinnerthanLi Yong is more outgoing than Cheng long.Cheng Long is outgoin

3、g.Li Yong is more outgoing.The women are fat. The man and the woman are thin. The women are fatter than the man and the woman. 3,800,0003,200,000The white car is more expensive than the red car.The red car is cheaper than the white car.Sun Yanzi is thinner than Han Hong.Han Hong is heavier than Sun

4、Yanzi.Zhao weis eyes are bigger than Zhou xuns eyes. Zhao Benshan is funnier than Bai Yansong.Bai Yansong is more serious than Zhao Benshan. 大多数形容词和副词有三个等级：大多数形容词和副词有三个等级：原级、比较级、最高级原级、比较级、最高级。一、一、形容词比较级的构成形容词比较级的构成 1.1.构成的不规则变化构成的不规则变化: : 2. 2.构成的规则变化构成的规则变化: : short-shortersmall-smallernicenicersaf

5、esafer-heavyheavierhappyhappierbigbiggerthinthinner1. 构成的规则变化构成的规则变化:1) 单音节词和少数双音节词一般在词尾单音节词和少数双音节词一般在词尾 后加后加-er 构成比较级构成比较级 或或-est构成最高级构成最高级. 如：如： 原级原级 比较级比较级 最高级最高级 cold colder coldest bright brighterbrightest young younger youngest2) 以字母以字母 e 结尾的词只加结尾的词只加 r 或或-st 构成构成 比较级比较级和和最高级最高级。 原级原级 比较级比较级 最

6、高级最高级 nice nicer nicest fine finer finest large larger largest3) 重读闭音节词末尾只有一个辅音字母重读闭音节词末尾只有一个辅音字母时时, 先双写这个辅音字母先双写这个辅音字母, 再加再加-er或或-est。如如: big bigger biggest thin thinner thinnest 4) 以以“辅音字母辅音字母+ y”结尾的双音节词，结尾的双音节词， 先改先改y为为i, 再加再加-er或或-est。如：。如： easy easier easiest happy happier happiest5) 多音节词和部分双音节

7、词在词前加多音节词和部分双音节词在词前加more 或或most。如：。如： delicious more delicious most delicious interesting more interesting most interesting importantmore important most important2. 构成的不规则变化构成的不规则变化:e.g. good / well better best bad / badly worse worst many / much more most little less least far farther / further far

8、thest/ furthestRead in pairsnew newerbig biggerthin thinner largelargernicenicer easyeasier heavyheavier goodbetterbadworse smartsmarterwildwilderfunnyfunniertalltallermanymoremuchmorewellbetterlonglonger shortshortersmallsmaller outgoing adj. quiet adj. calm adj. wild adj. serious adj. athletic adj

9、. weak adj. 外向外向的的，开朗开朗的的 文静文静的的 沉着沉着的的，镇定镇定的的 鲁莽鲁莽的的，任性，任性的的 严肃严肃的的，庄重，庄重的的 强健强健的的，擅长运动，擅长运动的的 体质弱体质弱的的Can you read and spell them quickly? outgoing at adj.外向的外向的better bet(r) adj.更好的；更好的； adv.更好地更好地loudly ladli adv.大声地；高声地；花俏地大声地；高声地；花俏地quietly kwatli adv.安静地；悄悄地；平安静地；悄悄地；平hard-working hdwk adj.勤勉

10、的；勤勉的；competition kmptn n.竞争；比赛竞争；比赛fantastic fntstk adj.极好的；了不起的极好的；了不起的which adj.哪一个；哪一个；pron.哪一个；哪些哪一个；哪些clearly klli adv.清楚地；显然地清楚地；显然地win wn v.赢；赢得；获胜；获得赢；赢得；获胜；获得n.胜利胜利though conj.虽然；尽管；虽然；尽管；adv.不过不过care about关心关心talented tlntd adj.有才能的；有天赋的有才能的；有天赋的truly truli adv.真实地；真诚地；正确地真实地；真诚地；正确地care

11、ke(r) v.关心；担忧；照顾；在乎关心；担忧；照顾；在乎serious sris adj.严肃的；庄重的严肃的；庄重的 ChantChantI am happier, I am healthier.I can be taller, I will be stronger.My house is bigger, my room is cleaner.My friends are funnier, my grades are better.My school is more beautiful, My city is more comfortable (舒适的舒适的).We are happie

12、r, our life is better.Gao Yuanyuan is as _ (漂亮漂亮) as Sun Li.Sun Li works as _ (努力努力) as Gao Yuanyuan. hardbeautiful与。一样与。一样像。一样像。一样 Listen and number the pairs of twins 1-3 in the picture.123TapescriptA: Is that Sam?B: No, thats Tom. Sam has longer hair than Tom.C: Yes, and Toms calmer than Sam.Conv

13、ersation 1A: Thats Tara, isnt it?B: No, it isnt. Its Tina. Tina is taller than Tara. And shes also wilder.Conversation 2A: Is that Paul?B: No, thats Pedro. Pedros heavier than Paul. And Pauls shorter than Pedro.Conversation 3Listen. Are the words in the box used with (i)er or more? Complete the char

14、t.2afunny(run) fastfriendly(jump) highoutgoing(work) hardhard-working(get up) early smartlazy-er / -iermore friendly-friendlieroutgoingfunny funniersmart smarterlazy lazierfast fasterhard harderhard-working more hard-workinghigh higherearly earlier2c Student A, look at the chart on the right. Studen

15、t B, look at the chart on page 81. Ask and answer questions.Sam Tom smarttall*run fastget up early*thinfunny*hard-working *friendlyNote:*Means Sam is taller than Tom. 2b Listen again. How are Tina and Tara different? Fill in the boxes.Tina Tara more outgoing.works as hard as Tina.friendlier, funnier

16、, run faster, jump higher, smarter,get up earlierTape scriptInterviewer: Tina, do you think you are different from your sister Tara? Tina: Oh, sure. We look similar but were very different. Interviewer: Really? In what ways are you different? Tina: Well, Im more outgoing than Tara. Im friendlier and

17、 funnier, too. And I love sports.Tara: yes, she can run faster and jump higher than me.Interviewer: Whos more hard-working at school?Tara: Tina thinks she works harder than me, but I work as hard as Tina. But shes smarter than me.Tina: Not really. I think Im lazier than Tara. She always gets up earl

18、ier than me.2d Role-play the conversation.Julie: Did you like the singing competition yesterday, Anna?Anna: oh, it was fantastic! Nelly sang so well!Julie: Yes, but I think Lisa sang better than Nelly.Anna: Oh, which one is Lisa?Julie: The one with shorter hair. I think she sang more clearly than Ne

19、lly.Anna: Yes, but Nelly danced better than Lisa.Julie: You can tell that Lisa really wanted to win, though.Anna: Well, everyone wants to win. But the most important thing is to learn something new and have fun.Is Tom smarter than Sam?No, he isnt. Sam is smarter than Tom.Is Tara more outgoing than T

20、ina?No, she isnt. Tina is more outgoing than Tara.Are you as friendly as your sister?No, Im not. Im friendlier.Does Tara work as hard as Tina?Yes, she does.Whos more hard-working at school?Tina thinks she works harder than me.Grammar FocusBetter later than never.Facts(事实）事实）speaks louder than words.

21、Enough is better than too much.Two heads are better than one.Blood(血血) is thicker（稠，浓）稠，浓）than water.亡羊补牢，犹未晚也亡羊补牢，犹未晚也事实胜于雄辩事实胜于雄辩知足常乐知足常乐三个臭皮匠顶个诸葛亮三个臭皮匠顶个诸葛亮血浓于水血浓于水Additional workWriting:Think of yourself two years ago. Write about how you are different now.3b3b I was shorter and more outgoing tw

22、o years ago. But now, I am taller and less outgoing. I am not as funny now as I was two years ago. I sing better now than I did two years ago. I study English harder now than I did two years ago.写出下列单词的比较级。写出下列单词的比较级。funnyquietserioussmartoutgoingquicklyfunnierquietermore serioussmartermore outgoing

23、more quicklytallnicebigfunnyoutgoingold oldertallernicerbiggerfunniermore outgoinglateexpensivethin smarthighfat interestingmore interestinglatermore expensivethinnersmarterhigherfatter Both Tom and Sam can play the drums, but Sam plays them better than Tom. 1) both“两个、两者都两个、两者都”, 在句中在句中 可作代词、形容词、副词

24、、连词。可作代词、形容词、副词、连词。 作副词时常放在作副词时常放在be动词之后动词之后, 实义实义 动词之前。动词之前。e.g. Both (of) his parents are doctors. (作代词或形容词作代词或形容词)=His parents are both doctors. (作副词作副词)They both went camping in the holiday. (作副词作副词)Both English and math are very important. (both and短语常连接两个并列的成分短语常连接两个并列的成分, 可连接名词、动词、形容词和代词等可连接名

25、词、动词、形容词和代词等) 注注: both指两者都指两者都, all指三者或三者以上都。指三者或三者以上都。1.If you want to be thinner and healthier, youd better eat _food and take _ exercise.A.more, fewer B. more, less C. fewer, more D. less, more单选单选2.Hes _ than his brother.A. strong B. stronger C. the stronger D. the strongest3.Which do you like _

26、, tea or coffee?A.good B. better C. best D. the better4. Mum, this T-shirt is much too small for me. Would you buy me a _one?A. good B. better C. large D. largerHomework 1. Compare one of your friends with you to find your similarities and differences, then write them down.2. Preview the words of this unit.