八年级英语上unit3 第二课时.ppt

1、,英语教学课件系列,Go,for,it!,八年级(上),Unit 3 I am more outgoing than my sister.,Section A Grammar Focus,Grammar Focus,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_ than Sam.,Is Julie as ta

2、ll as you?,taller,Does Jack run faster than Sam?,slower,3. your cousin / outgoing / you Q:_ A: No, she isnt. Shes_ than me. 4. Paul / funny/ Carol Q: _ A: No, he isnt. Hes _than Carol.,Is your cousin more outgoing than you?,more serious,Is Paul as funny as Carol?,more funnier,3b Think of yourself tw

3、o 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

4、 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 sm

5、arter, your mother or your father? B: I think my mother is smarter than my father.,1.什么是形容词的原级？ 表示修饰两种东西的程度是一样的,用 as.as表示原级，译为:“和一样”。 2.什么是形容词的比较级？ 表示两者相比，一个比另一个更，有比 较级的句中有than,且仅限于两者比较。,形容词的原级和比较级,原级和比较级区分程度的不同：,原级是说明两个人物或事物的程度是一样。 比较级是区分两个人物或事物的程度不一样。,This tree is as_ as that tree.,The green bag i

6、s as _as the red.,This pen is as _ as that pen.,tall,big,long,原级,Yao Ming is Jordan.,Jordan,226cm,198cm,taller than,Yaoming,tall,taller,Jordan is tall.,比较级,￥20,￥30,cheap,cheaper,The 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，形容词和副词要用比较级，也就是词尾-er形式，比较级常常用than来

7、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）,is cuter than,The red apple is big.,The green apple is _ the red one.,bigger than,56.1kg,heavy,58kg,Garfield is heavy. Doraemon is _ Garfield .,heavier,heavier than,Garfield,Doraemon,short,-,shorter,

8、small,-,smaller,nice,nicer,safe,safer,-,-,-,-,-,-,big,thin,heavy,heavier,happy,happier,找规律：,big,bigger,thin,thinner,大多数形容词和副词有三个等级： 原级、比较级、最高级。 一、形容词比较级的构成 1.构成的不规则变化: 2.构成的规则变化:,形容词和副词的比较级,1. 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

9、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 构成比较级 或-est构成最高级. 如： 原级 比较级 最高级 cold colder coldest bright brighterbrightest young younger youngest,2) 以字母 e 结尾的词只加 r 或-st 构成 比较级和最高级。 原级 比较级 最高级 nice nicer nicest fine finer finest large larger largest,3) 重读闭音节词末尾只有一个辅音字母 时,

10、 先双写这个辅音字母, 再加-er或-est。 如: big bigger biggest thin thinner thinnest 4) 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,5) 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 importantmore important most

11、 important,讲述某人或某物自身情况时用原级。 基本句型：主语+ 谓语 + 形容词/副词原级 +. He is very old now. 他现在很老了。 They ran quite fast. 它们跑得相当快。 The weather looks rather bad. 天气看上去相当糟 I am so happy. 我是如此的快乐。,原级的用法,表示两者之间没有差别时,使用句型： 主语(第一个人物) + 谓语动词 + as + 形容词/副词原级 + as + 第二个人物 +. 如：He is as excited as his younger sister. 他和他妹妹一样兴奋。

12、 Lily rode her bike as slowly as an old lady. 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。,表示第一个人比不上第二个人时,使用句型: 主语(第一个人物) + 谓语动词(否定式) + as / so + 形容词/副词原级 + as Heisnotso/asexcitedashisyoungersister. 他没他妹妹那么兴奋。 Lilydidnotrideherbikeso/asslowlyasan oldlady. 莉莉骑车不像老太太那样慢。

13、 Theydidntpickso/asmanyapplesasthe farmers(did).他们摘的苹果不如农民多。,讲述两者有差异, 第一个人物超过第二个人 物时用比较级。 基本句型：主语(A)+谓语动词+形容词/副词比较级+than+主语(B)+. e.g. Amoderntrainisfasterthanacar. 现代的火车比轿车快多了。 Thisbookdidntcostmemorethanthatone. 这本书花费我的钱不比那本多。,比较级的用法,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

14、”。 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.,3.“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.,4. “Which / Who is + 比较级？” 比较A、B两事物, 问其中哪一个较时 用此

15、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?,5. 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

16、 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。 4) 进行比较的人和物必须是同一类。 My books are more than yours. I have more book

17、s than you.,Exercise,一 将下列形容词变成比较级形式：,old fat young ugly high low light white sunny hot cool,older,fatter,younger,uglier,higher,lower,lighter,whiter,sunnier,hotter,cooler,二、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 _ (

18、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 allB. are bothC. both are 2. I like drawing and I am good _ it. A. in B. on C.

19、 at 3. That box is _ than others. A. more heavierB. heavy C. much heavier,三、单项选择,B,C,C,4. She is three years _ than I am. A. oldB. more oldC. older 5. I think a good friend should make me _. A. laughB. laughingC. to laugh,C,A,6. Lucy is very short, but she is _ than her sister. A. shorter B. longer

20、C. taller D. older 7. Frank is _ friendly than 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,C,A,C,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