人教版八年级上册英语Unit3.ppt

Unit 3 Im more outgoing than my sister.,Section A,Liu Xiang is tall. Pan Changjiang is short.,Liu Xiang is taller than Pan Changjiang. Pan Changjiang is shorter than Liu Xiang,than 比 (conj .连词).,两者之间比较，用形容词比较级,The red box is big.,The green box is small.,The red box is bigger than the green box. The green box is smaller that the red box.,The purple ruler is long.,The blue ruler is short.,The purple ruler is longer than the blue ruler. The blue ruler is shorter than the purple ruler.,Lin Xinru is thin.,Liu Yifei is thinner.,Liu Yifei is thinner than Lin Xinru.,45kg,48kg,Li Yong is more outgoing than Cheng long.,Cheng Long is outgoing.,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.,形容词 adj. He is tall. He is a tall man.,tall adj. short adj. long adj. short adj. thin adj. fat adj. heavy adj.,高的 矮的，短的 长的 短的 瘦的，薄的 肥胖的 重的，胖的,New words,outgoing adj. quiet adj. calm adj. wild adj. serious adj. athletic adj. weak adj.,外向的，开朗的 文静的 沉着的，镇定的 鲁莽的，任性的 严肃的，庄重的 强健的，擅长运动的 体质弱的,自学课本P93形容词的比较级和最高级构成，完成写出下列词的比较级和最高级。,tall long cold fast thick small strong hard new short wide fine late fat big thin red happy early easy heavy beautiful exciting interesting popular difficult useful important good far ill much bad many well,用形容词的适当形式填空,1. Sam has _ (long) hair than Tom. 2. Tom is _ (calm) than Sam. 3. Tina is _(tall) and _( wild) than Tara. 4. Paul is _ (short) and _(heavy) than Pedro. 5. Im _(funny) than Tara. 6. Tara is _( serious) than Tina.,longer,wilder,taller,funnier,shorter,heavier,calmer,more serious,用形容词的适当形式填空,7. Du Jiahao is _ (athletic) than others in Class 19. 8. Mr Cheng is _(outgoing) than Miss Qu.,more athletic,more outing,二、用法 1.比较级表示两者 (人或事物) 的比较。 eg. I am taller than Tom. My dress is more beautiful than hers.,A: Is that Zhou Xingchi? B: No, it isnt. Its Yao Ming. He is taller than Zhou xingchi.,tall thin long hair calm,wild short hair heavy short,1a. Match each word with its opposite!,1b. Listen and number the pairs of twins 1-3 in the picture.,1,2,3,Tapescript,A: Is that Sam? B: No, thats Tom. Sam has longer hair than Tom. C: Yes, and Toms calmer than Sam.,Conversation 1,A: Thats Tara, isnt it? B: No, it isnt. Its Tina. Tina is taller than Tara. And shes also wilder.,Conversation 2,A: Is that Paul? B: No, thats Pedro. Pedros heavier than Paul. And Pauls shorter than Pedro.,Conversation 3,1c. Pairwork,Is that Tara?,No, it isnt. Its Tina. Taras shorter than Tina.,Tara,Tina,No, it isnt. Its Paul. Pauls thinner than Pedro. Pedros taller than Paul.,Is that Pedro?,2a. Listen. Are the words in the box used with “-er/ier” or “more”? 方框中的单词带-er/ier 还是more 使用。,funny quiet serious smart outgoing athletic,-er/ier more funny outgoing,smart,serious,quiet,athletic,2b. Listen again. How are Tina and Tara different? Fill in the charts.,Tina is funnier more outgoing more athletic,Tara is more serious quieter smarter,Tapescript,Interviewer: Tina, do you think you are different from Tara? Tina: Oh, sure. Were very different. Im funnier than Tara. And Im more outgoing. Lets see, what else? Oh, Im more athletic, too.,Interviewer: So, Tara, are you more serious than Tina? Tina: I guess so. Im smarter than Tina. And Im quieter.,Sam is smarter than Tom. Sam is taller than Tom. Sam is funnier than Tom Tom is more athletic than Sam. Tom is thinner than Sam. Tom is quieter than Sam.,2c. Pairwork,Is Tom smarter than Sam?,No, it isnt.,3a.Read the article. Write “T”, “F” or “DK” (for dont know).,1. Liu Li has more than one sister. 2. Liu Li and Liu Ying have some things in common. 3. Liu Ying is not as good at sports as her sister. 4. Liu Ying talks more than Liu Li. 5. Liu Yings favorite subject is physics. 6. Both girls go to lots of parties.,DK,DK,F,T,F,T,3b. Pairwork,This is Mr Greens family. That is Mr Smiths family. Mr Green is heavier than Mr Smith.,4. The Same and Different,1. in some ways we look the same, and in some ways we look different. look the same 看上去一样 look like 看上去像 look alike 看上去相像 in a way 为某一种方式,Explanation,2. We both have black eyes and black hair, although my hair is shorter than hers. 1) both“两个、两者都”, 在句中 可作代词、形容词、副词、连词。 作副词时常放在be动词之后, 实义 动词之前。,e.g. Both (of) his parents are doctors. (作代词或形容词) =His parents are both doctors. (作副词) They both went camping in the holiday. (作副词),Both English and math are very important. (both and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) 注: both指两者都, all指三者或三者以上都。,2) although与though常可互换, 表 “虽然、即使、尽管”, 都不能与but 用于一句话中。但though用得更普 遍。此外though可作副词, 在句尾表 “然而”, although不能。,固定短语 even though 表示“即使、 纵然”, 不能用even although. 如: There are some differences, though.,3. She has more than one sister . 她不止有一个姐姐。 They have some things in common. (in common 共通/同的) something 某物 some thing 某一个事物 some things 一些事物,4. Liu Ying is not as good at sports as her sister. 1) asas同级比较, 两个“as”之间 必须使用形容词或副词原级。 意为“如同一样”, not as / so as “不如一样”,e.g. He runs as quickly as his father. The watermelon is as big as a soccer ball. She doesnt study so / as hard as her brother (does).,2) be good at sth. / doing sth. 擅长于(做) 某事 e.g. They are good at playing badminton. I am not good at painting. Who is good at computer in your class?,形容词和副词的比较级和最高级。 大多数形容词和副词有三个等级： 原级、比较级、最高级。 一、构成,Grammar Focus,1. 构成的不规则变化: eg. good / well better best bad / badly worse worst many / much more most little less least far farther / further farthest/ furthest,2. 构成的规则变化: 1) 单音节词和少数双音节词 一般在词尾后加-er 或-est. 如： cold colder coldest nice nicer nicest,2) 重读闭音节词末尾只有一个辅音字母 时, 先双写这个辅音字母, 再加-er或-est。 如: big bigger biggest thin thinner thinnest 3) 以“辅音字母+ y”结尾的双音节词， 先改y为i, 再加-er或-est。如： easy easier easiest happy happier happiest,4) 多音节词和部分双音节词在词 前加more或most。如： delicious more delicious most delicious interesting more interesting most interesting,二、用法 1.比较级表示两者 (人或事物) 的比较。 eg. I am taller than Tom. My dress is more beautiful than hers.,2. 最高级表示三者或三者以上 (人或 事物 ) 的比较, 其中有一个在某一方面 超过其他几个时, 用最高级。最高级 的前面一般要加定冠词 the, 后面可 带 of ( in )短语来说明比较的范围。,如： She is the youngest in the class. Jason is the tallest of the three. Whose handwriting is the best of all?,3.在形容词比较级前还可用much, even, still, a little来修饰, 表示“的多”, “甚至”, “更”, “一些”。如： This city is much more beautiful than before. Shes a little more outgoing than me. Its a little colder today.,4.“比较级and比较级”意为“越来 越” 。多音节比较级用“more and more形容词原级”形式。如： Its getting worse and worse. The group became more and more popular.,5. “Which / Who is + 比较级？” 比较A、B两事物, 问其中哪一个较时 用此句型。如： Which T-shirt is nicer, this one or that one? Who is more active, Mary or Kate? Which one is more popular among students, going to concerts or going to movies?,6. 使用形容词比较级时需注意以下几点： 1) than后面接代词时, 一般要用主格形式， 但在口语中也可使用宾格形式。 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， 可以用much, a lot, a little, a bit, even, still 等来修饰形容词比较级。注意: 比较级不 能用very, so, too, quite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than连接 另一个比较的人或事物, 但在上下文明确 的情况下, 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, 但我姑姑个子更高。,outgoing twin calm wild serious smart athletic note mean,孪生的;双胎的 镇静的;无忧虑的 表示的意思 严肃的;严重的 卤莽的;轻率的 友好的;直爽的 聪明的;伶俐的;机敏的 注释;说明 体格健美的;强健的,Match the words.,Exercise,一、词汇,1. Im tall but my sister is _(short). 2. My mother has long hair, and my sister has _ (long) hair. 3.This little baby is _ (outgoing) than that one.,shorter,longer,more outgoing,4. In some ways we look the same, in some ways we look _(不同). 5. Ann is a very _(安静的) girl, she hardly makes noise.,different,quiet,1. The twins _ lovely girls. A. are all B. are both C. both are 2. I like drawing and