八年级英语上册-形容词副词比较级用法总结-课件

1、Unit 3 Im more outgoing than my sister.Review教学目标： 1. 语言知识目标：能掌握以下语法： 形容词或副词比较级形式的构成。 表示两者进行比较的句式结构。教学重点：1) 形容词或副词比较级形式的构成。 2) 表示两者进行比较的句式结构。形容词和副词有三个等级：原级比较级最高级“较”或“更一些 程度副词very, too, so, quite等修饰形容词的原级 如：very tall、 too hot、 so cold The car is quite/very cute.形容词原级的常用句型一、形容词和副词的原级：表示两者（A与B）在某一方面相同时

2、用句型： A + 谓语 + as + 形容词或副词的原形 + as+ B. eg: Tom 和 Sam 一样高。 Tom is as tall as Sam. Tom 和 Sam 跑得一样快。 Tom runs as fast as Sam.2. 两者（A与B）在某一方面A不如B时用句型： A + 谓语+ not as / so + 形容词或副词的原形 + as+ B. eg: 英语不如数学重要。 English is not as / so important as math. Lucy 不如Lily 学习好。 Lucy doesnt study as / so well as Lily.翻

3、译一下 Tom 不如 Sam 高。 Tom 不如 Sam 跑得快。Tom is not so / as tall as Sam.Tom doesnt run as / so fast as Sam词 尾 变 化原级比较级单音节词在词尾加-er(比较级)，以字母e接尾的词加-r hard largeharderlarger以重读闭音结尾的词末尾只有一个辅音字母应双写辅音字节母再加erbigthin wetbiggerthinnerwetter以辅音字母+y结尾的词变y为i再加-erhappy dryearlyhappierdrierearlier多音节词和多数双音节词在其前面加more diff

4、icult popular more difficultMore popular比较级的规则变化 原级 good wellbad/badly ill many much little far 比较级 better worse more less farther较远 比较级的不规则变化二、形容词和副词的比较级： 形容词和副词的比较级表示两个事物在进行比较时，一者比另一者较/更。常用句型： A + 谓语 + 形容词或副词的比较级 + than + B. eg: Tom 比 Sam 高。 Tom is taller than Sam. Tom 比 Sam 跑得快。 Tom runs faster t

5、han Sam. Exercises( A ) ( Written practice )My sister is _ than I. ( young)I think she looks _than in the photo.( beautiful )The problem is _ than that one. (important)Can you walk _ than a young man. ( far ) ?This road is _ than the other one. ( wide )In summer it is _ in Wuhan than in Beijing. ( h

6、ot )He has _ homework to do than I do today. ( much )My mothers car is _ than my fathers . (expensive) youngermore beautifulmore importantfartherwiderhottermoremore expensiveA + 谓语 +修饰比较级的词+形容词或副词的比较级 + than + B.修饰比较级的词 much(的多)、far (的多)、 a lot(的多)、even(更)、still（仍然）、 any (任何) a bit(一点儿) a little (一点

7、儿) eg: This city is much more beautiful than that one.这座城市比那座城市漂亮的多。 Today is even hotter than yesterday. The + 比较级，the + 比较级 “越，就越” eg：越多越好。 The more , the better. 你吃的越多，你就越胖。 The more you eat, the fatter you will become句型转换：1. Tom is tall. Jim is short.(比较级合并) Tom is _ _ Jim.2. My hair is long. Ma

8、rys hair is longer .(合并成一句) Marys hair _ _ _ mine.3. Pedro is thinner than Sam. (改为同义句) Sam is _ _ Pedro.4. My sister is better at study than me. She is clever. (改为同义句) My sister is _ clever (聪明的) than me at study.5. Peter is funny. Paul is funny, too. (合并成一句) Peter is _ funny _ Paul.tallerthanislon

9、gerthan fatter/heavierthanmoreasas2)比较级：1)A+be +adj比较级+ than+B 2)A+V+adv比较级+ than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be +倍数 +比较级+than+B 3)同范围的比较，相当于最高级：比较级+than +any other +sl (比其他任何一个都。) 4）越来越 ：比较级 and 比较级 5）越.越.：the 比较级 ，the 比较级 6）两个当中比较.的：the 比较级 of the two 7）Who

10、/Which is 比较级，A or B?最高级：A +be/v +the +最高级+of(in) +. 注意：1）名词所有格，形物代修饰省略 the 2) one of the 最高级+ pl 3)Who/Which is the 形容词最高级，A ,B or C?This box is_ that one.A. heavy than B. so heavy thanC. heavier as D. as heavy as 2.This book is_ that one, but_ than that one.A. as difficult as; expensiveB. as more

11、difficult as; more expensiveC. as difficult as; more expensiveD. more difficult as; as expensiveDC2)比较级：1)A+be +adj比较级+ than+B 2)A+V+adv比较级+ than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be +倍数 +比较级+than+B 3)同范围的比较，相当于最高级：比较级+than +any other +sl (比其他任何一个都。) 4）越来越 ：比较级 and

12、 比较级 5）越.越.：the 比较级 ，the 比较级 6）两个当中比较.的：the 比较级 of the two 7）Who/Which is 比较级，A or B?最高级：A +be/v +the +最高级+of(in) +. 注意：1）名词所有格，形物代修饰省略 the 2) one of the 最高级+ pl 3)Who/Which is the 形容词最高级，A ,B or C?3. I think science is _ than Japanese.A. much important B. much more important C. important D. more mu

13、ch important4 .This pencil is_ than that one.A longest B. long C. longer D. as long5. Our classroom is_ larger than theirs.A. more B. quite C. very D. muchBCD2)比较级：1)A+be +adj比较级+ than+B 2)A+V+adv比较级+ than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be +倍数 +比较级+than+B 3)同范围的

14、比较，相当于最高级：比较级+than +any other +sl (比其他任何一个都。) 4）越来越 ：比较级 and 比较级 5）越.越.：the 比较级 ，the 比较级 6）两个当中比较.的：the 比较级 of the two 7）Who/Which is 比较级，A or B?最高级：A +be/v +the +最高级+of(in) +. 注意：1）名词所有格，形物代修饰省略 the 2) one of the 最高级+ pl 3)Who/Which is the 形容词最高级，A ,B or C? 8 When spring comes, it gets_.A. warm and warm B. colder and colder C. warmer and warmer D. shorter and shorter 9 Day by day, _ students in our class came to like English. A. more and more B. much and much C. many and many D. less and least10 _ I look at the picture, _ I like it.A. The best;