人教新目标八年级英语上册-unit3-grammar课件

1、Unit 3Im more outgoing than my sister.Unit 3Im more outgoing than mmy soccer ballJacks soccer ballMy soccer ball is _ than Jacks soccer ball.Jacks soccer ball is _ than my soccer ball.smallerbiggermy soccer ballJacks soccer baMr. BrownMr. GreenMr. Brown is _ Mr. Green.Mr. Green is _ Mr. Brown.heavie

2、r thanthinner thanMr. BrownMr. GreenMr. Brown isHelenAnnaHelen is _ than Anna.Anna is _ than Helen.quietermore outgoingHelenAnnaHelen is _ thanMr. BeanMr. Bean is _ than Bai Yansong.Bai Yansong is _ than Mr. Bean.funnier more serious Mr. BeanMr. Bean is _ thMikeAliceMike gets up _ than Alice.Alice g

3、ets up _ than Mike.earlierlaterMikeAliceMike gets up _1. 形容词的原级/ 原形。2. 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。形容词和副词的原级和比较级Grammar1. 形容词的原级/ 原形。形容词和副词的原级和比较级Gra形容词或副词的比较级形式：small smaller quiet quieterthin thinnerearly earlieroutgoing more outgoing 原形比较级late later形容词或副词的比较级形式：small 二、构成 1. 规则变

4、化 构成方法原级比较级talltallerfinefinerbigfatbiggerfatterheavyearlyheavierearlieroutgoingmore outgoing单音节词和部分双音节词一般在词尾加-er以字母e结尾，在词尾加-r重读闭音节结尾且末尾只有一个辅音字母，双写该辅音字母，再加-er以“辅音字母+y”结尾的双音节词，先把“y”改为“i”,再加-er在词前加more多音节词和部分双音节词二、构成 1. 规则变化 2. 不规则变化原级比较级good/ wellbetterbad/ badlyworsemany/ muchmorelittlelessfarfarthe

5、rfurther注意：通过在形容词尾加ly构成的副词的比较级加more构成。 比较级通常不能与定冠词连用，但当句中有of the two时，则用the。2. 不规则变化原级比较级good/ wellbetterbExercises写出下列单词的比较级。funnyquietsmartoutgoingquicklyfattallnicebigheavydifficultoldlateexpensivethin earlyhighinterestingExercises写出下列单词的比较级。funnytalllExercises写出下列单词的比较级。funnyquietsmartoutgoingqu

6、icklyfatfunnierquietersmartermore outgoingmore quicklyfatterExercises写出下列单词的比较级。funnyfunnitallnicebigheavydifficultold oldertallernicerbiggerheaviermore difficulttall oldertallernicerbiggerhealateexpensivethin earlyhighinterestingmore interestinglatermore expensivethinnerearlierhigherlatemore intere

7、stinglatermore 常用句式1. 两者进行比较，表示“一方比另一方更”1) A+ be+ 形容词比较级+ than+ B如：我比我妹妹高。 I am taller than my sister.2) A+ 实义动词+副词的比较级+ than+ B如：他跑得比我快。 He runs faster than me.常用句式1. 两者进行比较，表示“一方比另一方更”1) 2. 两者进行比较，表示“一方与另一方一样”1) A+ be + as+ 形容词原级+ as+ B如：Peter和Paul一样瘦。 Peter is as thin as Paul.2) A+ 实义动词+ as+ 副词原级

8、+ as+ B如：他工作和Jane一样努力。 He works as hard as Jane.2. 两者进行比较，表示“一方与另一方一样”3aPracticeUse the words to write questions and answers. 1. Julie / tall / you2. Jack / run / fast / Sam Q: _ A: No, he doesnt. He runs _ than Sam. Q: Is Julie as tall as you? A: No, she isnt. Shes _ than me. Does Jack run as fast

9、as Sam? tallerfaster3aPracticeUse the words to wri3. your cousin / outgoing / you Q: _ A: No, she isnt. She is _ than me. Is your cousin as outgoing as you? 4. Paul / funny / Carol Q: _ A: No, he isnt. He is _ than Carol. more outgoingIs Paul as funny as Carol?funnier3. your cousin / outgoing / yo3b

10、Think of yourself two years ago. Write about how you are different now. 1. Are you taller? Yes, I am. Im taller now than I was two years ago. 3bThink of yourself two years 2. Are you funnier? Yes, I am. Im funnier than I was two years ago. No, Im not. Im not as funny as I was two years ago.2. Are yo

11、u funnier?Yes, I am. 3. get/ become and 变得越来越 get/ become后面接“比较级+and +比较级”，这是表示“变得越来越”。若比较级是加-er构成的，则用“比较级+and+比较级”的形式。如比较级是多音节词，就用“more and more+原级”结构。如：Your English is getting better and better. She becomes more and more popular.4. “the +比较级+of the two”表示“两者中较的”。如：Peter is the taller of the two.补充

12、句式3. get/ become and 变得越来越5. “the +比较级+其它， the +比较级+其它”，此句型表示“越，就越”。如：The higher you stand, the farther you can see.6.Which/ who, A or B? “哪个/ 谁更，A还是B？” or与选择疑问句相连，且有两者提供选择，前面的形容词要用比较形式。如：Which do you like better, water or orange juice?5. “the +比较级+其它， the +比较级+其它”，注意：1. 在比较级前可用much/ a lot（得多）, even

13、（甚至）, still（更）, a little（一点）, a bit（有点）等来修饰，表示程度进一步加深。very, quite, too, enough后只能接形容词或副词的原级。如：Kate is a little taller than Mary.注意：1. 在比较级前可用much/ a lot（得多）1. My hair is _ (long) than my sisters.2. I am _ (tall) than you.3. She is _ _ (outgoing) than me.ExercisesFill in the blanks.tallerlongermore o

14、utgoing1. My hair is _ (long) th4. Lily sings _ (well) than Lucy. 5. I have _ (short) hair than Tina.7. Jack doesnt work as_(hard) as Tom.6. Who is _ _ (hard-working) , Tina or Tara?hardbettershortermore hard-working4. Lily sings _ (well) t中考链接1. Its much _ to have a small lovely room than a big col

15、d one. A. good B. wellC. better D. best C中考链接1. Its much _ to hav2. Sam and Sandy are twin brothers. But Sam is _ than Sandy. A. more outgoing B. very outgoingC. the most outgoing 3. Air pollution (污染) has become _ than ever before. We must do something to stop it. A. serious B. more serious C. most serious D. the most serious AB2. Sam and Sandy are twin brot4. What do you think of receiving (收到) and giving gifts? I think the art of receiving a gift is _ than the art of giving. A. much more difficult B. very more d