【2015年秋人教版】八年级英语上册：Unit3period2课件 (2).ppt

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1、Unit 3I am more outgoing than my sister.Is Tom funnier than Sam?No, he isnt. Sam is funnier than Tom.Is Sam more hard-working than Tom?Yes. Hes more hard-working than Tom. To learn to compare personal traits of people by using comparatives To learn new words: as, way, both, physics, however2d Role-p

2、lay 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 Nelly.Anna: Yes, but Ne

3、lly 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.1. Do you think you are different from your sister. 你认为你不同于你的姐姐吗？你认为你不同于你的姐姐吗？ be different from 与与differ from

4、 同义，同时同义，同时 是是differ from的另一种表达方式，并且比的另一种表达方式，并且比 differ from更为口语化。更为口语化。 如：如：American cars are different from ours. = American cars differ from ours.Language points 2. we look similar, but were very different. look similar 看上去相似看上去相似 look the same 看上去一样看上去一样 look like 看上去像看上去像 look alike 看上去相像看上去相像

5、 3. 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、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

6、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。4. Thats Tara, isnt it? 那是塔拉，对吗？那是塔拉，对吗？ 此句是在此句是在Thats Tara. 这一陈述之后添这一陈述之后添加了一个附着的简略疑问结构，用以加了一个附着的简略疑问结构，用以进行确认。在语法上，这种句式被称进行确认

7、。在语法上，这种句式被称作作“附加疑问句附加疑问句”。通常情况下，若。通常情况下，若陈述部分为肯定，便用否定形式进行陈述部分为肯定，便用否定形式进行提问；若陈述部分为否定，便用肯定提问；若陈述部分为否定，便用肯定形式进行提问。如：形式进行提问。如：Theres someone in the room, isnt there?房间里有人，是吧？房间里有人，是吧？He didnt say anything at the meeting, did he?他在会上什么也没说，对吗？他在会上什么也没说，对吗？We cant say it this way, can we?我们不能这样说，对不对？我们不能

8、这样说，对不对？5. Did you like the singing competition yesterday, Anna？英语和汉语表达习惯有很多不同，甚至会英语和汉语表达习惯有很多不同，甚至会相互产生干扰。相互产生干扰。询问或谈论是否喜欢过去的事情，英语要询问或谈论是否喜欢过去的事情，英语要用过去时，这是因为所谈论的核心着眼点用过去时，这是因为所谈论的核心着眼点在过去，而非现在。在过去，而非现在。 因此，上句不能说成：因此，上句不能说成：Do you like the singing competition yesterday? 如：如：I saw a movie last weeke

9、nd. It was so exciting. 上周末我看了一部电影。它太刺激了。上周末我看了一部电影。它太刺激了。(不能说不能说It is so exciting.)I went to visit my grandparents last weekend. 上周末我去看我祖父母去了。上周末我去看我祖父母去了。We had a math exam yesterday.昨天我们有一场数学考试。昨天我们有一场数学考试。Tall, taller, who is taller?I am tall. You are taller. You are taller than me.Thin, thinner

10、, who is thinner?He is thin. She is thinner. She is thinner than him.Funny, funnier. Who is funnier?You are funny. They are funnier.They are funnier than you.Outgoing. More outgoing. Who is more outgoing?Lucy is outgoing. Lily is more outgoing.Lily is more outgoing than Lucy.Is Tom smarter than Sam?

11、No, he isnt. Sam is smarter than Tom.Is Tara more outgoing than Tina?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 F

12、ocus1. A + be + 形容词比较级形容词比较级 + than + Be.g. Im more outgoing than you.两者进行比较两者进行比较, ,表示表示“一方比另一方更一方比另一方更”2. A + 实义动词实义动词 + 副词比较级副词比较级 + than + Be.g. Tom jumps higher than Jack. 汤姆比鲍勃跳得更高。汤姆比鲍勃跳得更高。我比你更外向。我比你更外向。1. A + be + as 形容词原形形容词原形 + as + Be.g. Jack is as funny as Mike. 克莱尔与苏起得一样早。克莱尔与苏起得一样早。杰克

13、与迈克一样滑稽。杰克与迈克一样滑稽。e.g. Claire gets up as early as Sue. 两者进行比较两者进行比较, ,表示表示“一方与另一方一方与另一方一样一样”2. A + 实义动词实义动词 + as 副词原形副词原形 + as + B 3a Use the words to write questions and answers. 1. Julie / tall / you Q: _ A: No, she isnt. Shes _ than me. 2. Jack / run / fast / Sam Q: _ A: No, he doesnt. He runs_ t

14、han Sam.Is Julie as tall as you?tallerDoes Jack run faster than Sam?slower3. your cousin / outgoing / you Q:_ A: No, she isnt. Shes_ than me.4. Paul / funny/ CarolQ: _ A: No, he isnt. Hes _than Carol.Is your cousin more outgoing than you?more seriousIs Paul as funny as Carol?more funnier3b Think of

15、yourself two years ago. Write about how you are different now. 1. Are you taller? _ _ 2. Are you funnier? _ _Yes, I am. Im taller now than I was two years ago.Yes, I am. Im funnier now than I was two years ago.3. Are you more outgoing? _4. Do you study English harder? _ 5. Do you sing better?_Yes, I

16、 am. Im more outgoing now than I was two years ago.Yes, I do. I study harder now than I did two years ago.Yes, I do. I sing better now than I did two years ago.3c Compare your parents. Check( ) who is smarter, funnier, etc. in the chart. Then ask your partner about his / her parents. A: Who is smart

17、er, your mother or your father?B: I think my mother is smarter than my father.MotherFathersmartfunnywork hardoutgoingfriendlysing well1.1.什么是形容词的什么是形容词的原级原级？表示修饰两种东西的程度是一样的表示修饰两种东西的程度是一样的, ,用用as.asas.as表示原级表示原级，译为，译为:“:“和和一样一样”。2.2.什么是形容词的什么是形容词的比较级比较级？表示两者相比，一个比另一个更表示两者相比，一个比另一个更，有比，有比较级的句中有较级的句中有t

18、hanthan, ,且仅限于两者比较。且仅限于两者比较。原级和比较级区分程度的不同：原级原级是说明两个人物或是说明两个人物或事物的程度是一样。事物的程度是一样。比较级比较级是区分两个人物是区分两个人物或事物的程度不一样。或事物的程度不一样。This tree is as_ as that tree.The green bag is as _as the red.This pen is as _ as that pen.tallbiglongYao Ming is Jordan.Jordan226cm198cmtaller thanYaomingtalltallerJordan is tall.

19、 ￥20￥30cheapcheaperThe pink dress is cheap. The black dress is _the pink one. cheaper than当两个人或两件事物进行比较时，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，也就是形容词和副词要用比较级，也就是词尾词尾-er形式，比较级常常用形式，比较级常常用than来来连接被比较的两个人或事物。连接被比较的两个人或事物。e.g. I am shorter than you.The red car is cute.The blue car_ the red car.(蓝车比红车更可爱）蓝车比红车更可爱）i

20、s cuter thanThe red apple is big.The green apple is _the red one.bigger than56.1kgheavy58kgGarfield is heavy.Doraemon is _ Garfield .heavierheavier thanGarfieldDoraemon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: :1. 构成的不规则变化构

21、成的不规则变化:e.g. good / well better bad / badly worse many / much more little less far farther / further 2. 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 . 如：如： 原级原级 比较级比较级 cold colder bright brighter young younger2) 以字母以字母 e 结尾的词只加结尾的词只加 r 构成构成 比较级比较级。 原级原级 比较级比较级 nice nicer fin

22、e finer large larger 3) 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 thin thinner 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 happy happier 5) 多音节词和部分双音节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 interesting

23、 more interesting importantmore important 讲述某人或某物自身情况时用原级。讲述某人或某物自身情况时用原级。 基本句型：基本句型：主语主语+ 谓语谓语 + 形容词形容词/副词原级副词原级 +. He is very old now. 他现在很老了。他现在很老了。 They ran quite fast. 它们跑得相当快。它们跑得相当快。 The weather looks rather bad. 天气看上去相当糟天气看上去相当糟 I am so happy. 我是如此的快乐。我是如此的快乐。 表示两者之间没有差别时表示两者之间没有差别时,使用句型：使用句

24、型： 主语主语(第一个人物第一个人物) + 谓语动词谓语动词 + as + 形容词形容词/副副词原级词原级 + as + 第二个人物第二个人物 +. 如：如：He is as excited as his younger sister. 他和他妹妹一样兴奋。他和他妹妹一样兴奋。 Lily rode her bike as slowly as an old lady. 莉莉骑车像老太太一样慢。莉莉骑车像老太太一样慢。 They picked as many apples as the farmers (did). 他们摘的苹果和农民一样多。他们摘的苹果和农民一样多。表示第一个人比不上第二个人时表

25、示第一个人比不上第二个人时,使用句型使用句型: 主语主语(第一个人物第一个人物) + 谓语动词谓语动词(否定式否定式) + as / so + 形容词形容词/副词原级副词原级 + as He is not so / as excited as his younger sister. 他没他妹妹那么兴奋。他没他妹妹那么兴奋。 Lily did not ride her bike so / as slowly as an old lady. 莉莉骑车不像老太太那样慢。莉莉骑车不像老太太那样慢。 They didnt pick so / as many apples as the farmers (

26、did). 他们摘的苹果不如农民多。他们摘的苹果不如农民多。 讲述两者有差异讲述两者有差异, 第一个人物超过第二个人第一个人物超过第二个人 物时用比较级。物时用比较级。基本句型：基本句型：主语主语(A)+谓语动词谓语动词+形容词形容词/副词比副词比较级较级+than+主语主语(B)+. e.g. A modern train is faster than a car. 现代的火车比轿车快多了。现代的火车比轿车快多了。 This book didnt cost me more than that one. 这本书花费我的钱不比那本多。这本书花费我的钱不比那本多。 3.“比较级比较级and比较级比

27、较级”意为意为“越来越来越越” 。多音节比较级用。多音节比较级用“more and more形容词原级形容词原级”形式。如：形式。如：Its getting worse and worse. The group became more and more popular. 4. “Which / Who is + 比较级比较级？”比较比较A、B两事物两事物, 问其中哪一个较问其中哪一个较时时用此句型。如：用此句型。如：Which T-shirt is nicer, this one or that one? Who is more active, Mary or Kate?Which one i

28、s more popular among students, going to concerts or going to movies?5. 使用形容词比较级时需注意以下几点：使用形容词比较级时需注意以下几点：1) than后面接代词时后面接代词时, 一般要用主格形式，一般要用主格形式， 但在口语中也可使用宾格形式。但在口语中也可使用宾格形式。 如：如：My brother is taller than I/me. 2) 当需要表示一方超过另一方的程度时，当需要表示一方超过另一方的程度时，可以用可以用much, a lot, a little, a bit, even, still等来修饰形容

29、词比较级。注意等来修饰形容词比较级。注意: 比较级不比较级不能用能用very, so, too, quite等修饰。如：等修饰。如： He is much more serious than Sam.3) 形容词比较级后面往往用连词形容词比较级后面往往用连词than连接连接另一个比较的人或事物另一个比较的人或事物, 但在上下文明确但在上下文明确的情况下的情况下, 形容词比较级可单独使用。如：形容词比较级可单独使用。如：My sister is tall, but my aunt is taller.我姐姐个子高我姐姐个子高, 但我姑姑个子更高。但我姑姑个子更高。4) 进行比较的人和物必须是同一

30、类。进行比较的人和物必须是同一类。 My books are more than yours. I have more books than you.Exercise一 将下列形容词变成比较级形式： old fat young ugly high low large white sunny hot coololderfatteryoungeruglierhigherlowerlargerwhitersunnierhottercooler二、词汇1. Im tall but my sister is _(short).2. My mother has long hair, and my sist

31、er has _ (long) hair.3.This little baby is _ (outgoing) than that one.shorterlongermore outgoing 4. In some ways we look the same, in some ways we look _(不同不同).5. Ann is a very _(安静的安静的) girl, she hardly makes noise.differentquiet在形容词比较级前还可用在形容词比较级前还可用much, even, still, a little来修饰来修饰, 表示表示“的多的多”, “

32、甚至甚至”, “更更”, “一些一些”。e.g. 1) This city is much more beautiful than before. 2) Shes a little more outgoing than me. 3) Its a little colder today. 1. The twins _ lovely girls.A. are allB. are bothC. both are2. I like drawing and I am good _ it.A. in B. on C. at3. That box is _ than others.A. more heavi

33、erB. heavyC. much heavier三、单项选择三、单项选择B C C 4. She is three years _ than I am. A. oldB. more oldC. older5. I think a good friend should make me _. A. laughB. laughingC. to laughC A 6. Lucy is very short, but she is _ than her sister. A. shorter B. longer C. taller D. older 7. Frank is _ outgoing than

34、 his brother. A. a little more B. a few more C. much D. a little 8. Sam is _at Chinese than Jim. A. good B. well C. better D. gooder CAC 9. This one is too large. Can you show me a _one? A. larger B. large C. small D. smaller 10. Do you think March is _than January? Yes, its _ warmer. A. better, a little B. well, much C. worse, very D. nicer, quite DA11. - Which of the hats will you take? -Ill take _, one for my father the other for my brother. A. neither B. both C. all 12. Sam looks like his Dad. They are _ tall. A. either B. any C. all D. both BD