2013年新人教版八年级英语上册第三单元Section_A_1课件.ppt

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1、 big smallABBall A is _ _ Ball B.Ball B is _ _ Ball A.bigger thansmaller thantallshortLiu Xiang is _ _ Yao Ming.Yao Ming is _ _ Liu Xiang.shorter thantaller thanLily is _ _ Lucy.Lucy Lily Lucy and Lily are twins(双胞胎双胞胎).funnier thanfunny2._ _1._ _shortfatthintallWrite the opposite Write the opposite

2、 words according to the words according to the pictures.pictures.1a3._ _quietlyloudly4._ _short hairlong hair形容词或副词比较级的变化规则形容词或副词比较级的变化规则单音节词和部分双音节词单音节词和部分双音节词1、一般在词尾加-erHigh higher Tall taller Short shorter Slow slowerSmart smarterFast faster2、以字母e结尾的词，在词尾加-r fine finer Late later3、重读闭音节词尾只有一个辅音字母时

3、，先双写该辅音字母，再加-er.big bigger thin thinner fat fatter4、以辅音字母加-y结尾胡双音节词，现把-y改为i再加er.easy easier funny funnier early earlier Listen and number the pairs of twins in the picture.1b1231cPractice the conversation then make conversations about the other twins.A:Thats Tara,isnt it?B:No,it isnt.Its Tina.Tina i

4、s taller than Tara.And she also sings more loudly than Tara.形容词或副词的比较级形式：形容词或副词的比较级形式：tall taller fast fasternice nicerthin thinnerearly earlier outgoing more outgoing 原形原形比较级比较级 tall taller fast fasternice nicerthin thinner(以不发音的字母以不发音的字母 e 结尾的结尾的+r)(一般在词尾一般在词尾+er)原形原形比较级比较级(重读闭音节词词尾只有一个辅音重读闭音节词词尾只

5、有一个辅音字母时，先双写辅音字母再字母时，先双写辅音字母再+er)early earlieroutgoing more outgoing (以辅音字母以辅音字母+y 结尾的单结尾的单 词，变词，变 y 为为 i+er)(多音节词和部分双音节词多音节词和部分双音节词前加前加more)Listen.Are the words in the box used with(i)er or more?Complete the chart.2afunny(run)fastfriendly(jump)highoutgoing(work)hardhard-working(get up)early smartla

6、zy-er/-iermore friendlyoutgoingfunny funniersmart smarterlazy lazierfast fasterhard harderhard-working more hard-workinghigh higherearly earlierListen again.How are Tina and Tara different?2bTina is more outgoing than Tara.is friendlier and funnier.runs faster and jumps higher than Tara.is smarter t

7、han Tara.is lazier than Tara.Tara works as hard as Tina.gets up earlier than Tina.Student A,look at the chart on the right.Student B,look at the chart on page 81.Ask and answer questions about Sam and Tom.2cIs Tom funnier than Sam?No,he isnt.Sam is funnier than Tom.Is Sam more hard-working than Tom?

8、Yes.Hes more hard-working than Tom.2dRead the conversation and match the people with the right things.LisaNellya.sang betterb.with shorter hairc.practice more and really wanted to wind.sang more clearlye.danced better Did you like the singing competition yesterday,Anna?Oh,it was fantastic!Nelly sang

9、 so well.Role-play the conversation.1.outgoing adj.友好的；外向的友好的；外向的一般修饰人，指人的性格。一般修饰人，指人的性格。在句子中可做定语或表语。在句子中可做定语或表语。e.g.Mary is an outgoing girl.玛丽是一位外向的女孩。玛丽是一位外向的女孩。My brother is not very outgoing.我弟弟不善与人交往。我弟弟不善与人交往。2.better adj./adv.（good和和well的比较级）的比较级）较好的（地）；更好的（地）。较好的（地）；更好的（地）。e.g.The red bike

10、is better than the blue one.红色的自行车比蓝色的好。红色的自行车比蓝色的好。Mike can play the guitar better than Bob.迈克弹吉它比鲍勃好。迈克弹吉它比鲍勃好。3.loudly adv.喧闹地；大声地；响亮地喧闹地；大声地；响亮地 quietly adv.轻声地；轻声地；轻柔地；安静地轻柔地；安静地e.g.Dont talk so loudly.不要这么大声说话。不要这么大声说话。All the students are sitting quietly in the library.所有的学生都安静地坐在图书馆里。所有的学生都安

11、静地坐在图书馆里。4.which pron.&adj.哪一个；哪一些哪一个；哪一些指上文或下文提到的几个名词指上文或下文提到的几个名词中的一个或一些。中的一个或一些。e.g.Which is your bike,Mary?哪一辆是你的自行车，玛丽？哪一辆是你的自行车，玛丽？Which girl runs faster?哪一名女孩跑得更快一些？哪一名女孩跑得更快一些？petition n.比赛；竞赛；竞争比赛；竞赛；竞争e.g.The singing competition was very interesting yesterday.昨天的歌唱比赛很有趣。昨天的歌唱比赛很有趣。6.fantas

12、tic adj.极好的；了不起的极好的；了不起的 e.g.Look!Our English newspaper is really fantastic.看！我们的英语报真是太棒了。看！我们的英语报真是太棒了。7.clearly adv.清楚地；清晰地；明白地清楚地；清晰地；明白地e.g.Can you see the words clearly?你能清楚地看到那些字吗？你能清楚地看到那些字吗？8.win v.获胜；赢得获胜；赢得e.g.Its easy for us to win the game.我们赢得这场比赛很容易。我们赢得这场比赛很容易。写出下列单词的比较级。写出下列单词的比较级。fu

13、nnyquietserioussmartoutgoingquicklyfunnierquietermore serioussmartermore outgoingmore quicklytallnicebigfunnyoutgoingold oldertallernicerbiggerfunniermore outgoinglateexpensivethin smarthighfat interestingmore interestinglatermore expensivethinnersmarterhigherfatterWrite about the things that are the same and different between you and your best friend.