英语比较句型同级比较两者比较最高级市公开课金奖市赛课一等奖课件

1、英语比较句型第1页原级句型“as+原级形容词/副词+as”结构，表示前后二者情况一样1）“A+系动词+as+形容词原级+as+Beg.Billisasfunnyashisfather.Myhandwritingisasbeautifulasyours.我书法和你一样好。2）“A+谓语动词+as+副词原级+as+B”eg.LucyspeaksChineseaswellasLily.第2页在否定句中，用“notas/so+原级形容词as”结构，表示前者不如后者。“A+系动词+notasso+形容词原级+as + B”eg.Thesebooksarentasinterestingasthose.Ia

2、mnotas/sobusyasIusedtobe. 我没有过去那么忙了。区分：Tom is not as tall as Mike. Tom is not so tall as Mike.“A+助动词情态动词+not+谓语动词+asso+ 副词原级+as +B”eg.Shedidntsingsowellthatnightassheusuallydoes.第3页the same () as 与相同/一样 Youve made the same mistake as Tom.有时the same能够单独使用： My mother is much younger than yours. She is

3、nt! Theyre about the same age. Those two dress are the same.different from 与不一样（different前面可加very，much，a little等修饰语） Is French food very different from Italian food? Were planning something different this year from what we did last year.第4页惯用词组as good as几乎已经，实际上等于，和几乎一样 He is as good as dead. 他跟死了一样

4、。 The second hand geography book is as good as new. 这本二手地理书几乎还是新。2. as soon as一就 Please let us know as soon as you arrive in Beijing. 一到北京，请通知我们一声。 As soon as she got home, she began cooking. 她一到家就开始做饭。第5页3. as much / many as多达，到达之多，实际上等于，差不多 Some of the stones even weigh as much as fifteen tons. 有些

5、石块甚至重达15吨。 The number of people who lost homes reaches as many as 250,000. 失去家园人数多达25万。 Thats as much as to say he was a thief. 那无异于说他曾是个小偷。4. as far as就而言，尽 As far as I know, hell be away for three months. 就我所知，他将离开三个月。 We will help you as far as we can. 我们会尽力帮助你。第6页5. as long as只要 You can go where

6、 you like as long as you get back before dark. 你去哪儿都能够，只要你在天黑前返回。 You will be happy as long as I am living. 只要我活着，你就会幸福。6. as often as每当，每次 As often as he came, he would stay with us for a time. 每次他来，总要和我们呆上一阵子。 The boy always says hello to me as often as I meet him. 每次我遇见那个小男孩，他总是向我问好。第7页7. as well

7、 as和，同，既又，不但而且 My parents as well as my elder brother enjoy music. 我父母亲和我哥哥都喜欢音乐。 He is clever as well as hard working. 他不但努力工作而且聪明。 8. asas possible / one can尽可能，尽（某人）所能 Please sweep the floor as clean as possible. 请把地清扫得尽可能洁净。 Ill get back as soon as I can.第8页 比较级 + than （比更）形容词比较级惯用句型This bridge

8、is longer than that one. Our school is larger than theirs.比较级 + and + 比较级（越来越） In spring, the days are getting longer and longer The flowers are more and more beautiful. 第9页The +比较级，the+比较级 （越就越） 1）The sooner，the better.2）The more you eat，the fatter you will be.Which is + 比较级，A or B ?（A和B，哪一个比较？） Wh

9、ich is longer, this one or that?第10页the + 最高级 +（名词）+in/of/among 在（范围内）最形容词最高级惯用句型1）Tom is the tallest in his class.2）This apple is the biggest of the five. one of the + 形容词最高级 + 复数名词表示“是中最之一”。Beijing is one of the largest cities in China. Which is +the+ 最高级+?在（范围内）哪一个最？ Which is the biggest of the f

10、ive balls第11页利用比较级表示最高级概念“比较级+thananyother+名词单数”，“比较级+thantheother+名词复数”或“比较级+thantherestof+the+名词复数”都可表示最高级意义。Juliaistallerthananyothergirlinherclass.Juliaistallerthantheothergirlsinherclass.Juliaistallerthantherestofthegirlsinherclass.以上三句表示意思等同于最高级含义：Juliaisthetallestofthegirlsinherclass.朱丽叶是她们班上

11、最高女生。第12页比较级和最高级修饰语比较级修饰语Much（得多），far（得多），even（甚至，更），still(更)，abit（有点），alittle（有点），alot（很），agreatdeal(大大地),twice(两倍),fivetimes(五倍),two-fifths(五分之二),ahalf(二分之一)等修饰比较级表示程度，但决不可用very修饰。eg.TomisalittletallerthanMike.Tom比Mike稍高一点；Itisevencoldertodaythanyesterday.今天甚至比昨天更冷第13页比较结构同义转换有时，不一样比较结构能够表示相同意思，所以

12、，它们能够相互转换。1.notas/soas与lessthan转换Theplacewasnotas/socrowdedasitusuallyisyesterday.Theplacewaslesscrowdedthanitusuallyisyesterday.昨天，这个地方不像日常那样挤满了人。2.morethan与lessthan,notas/soas转换Yourpictureismorebeautifulthanhis.Hispictureislessbeautifulthanyours.Hispictureisntas/sobeautifulasyours.你画比他好看。3.最高级与mor

13、ethan,nomorethan转换Mathisthemostdifficultsubjectofall.Mathismoredifficultthananyothersubject.Nosubjectismoredifficultthanmath.数学是全部学科中最难。第14页Exercises用括号中形容词或副词适当形式填空1）This park is muchthan that one. (beautiful)2）Im aboy in the sun. (happy)3）Which book is, yours or mine? (thick)4）My mother drives asa

14、s my father. (good)5）Who isthan I, he or she? (old) 6) He becomesand(越来越胖)7) Thehe is, thehe feels他越忙就越高兴。8) This garden isasas that one(三倍大)more beautifulhappythickerwelloldestfatter fatterbusier happierthree times big第15页用所给词组翻译句子1.一旦关系有所改进，他们就能够获准离开。(as soon as)As soon as relations improve they w

15、ill be allowed to go.2.据我所知，它仅仅维持了两三年。(as far as)It only lasted a couple of years, as far as I know.3.只要你离他们远一点, 你就会安全. (as long as)As long as you can keep away from them, youre safe.4.选花不但要观其形还要闻其香。(as well as)Flowers are chosen for their scent as well as their look.第16页不改变意思，改写以下句型1) Lin Tao is th

16、e tallest boy in his class.Lin Tao isany otherin his class.2）Science is not so interesting as music. Science isthan music. Music isthan science.3) This box is 12 kg. That box is 14 kg. The two boxes are _ weight.4）Mary is 6 years old. Lily is 12 years old.Lilys age is _ Marys.(asas) Mary is _ than L

17、ily.taller than boyless interestingmore interestingthe samethe sametwice as old asyounger第17页选择填空（ ）1. This book isthat one.A. not so interesting B. more interesting thanC. as more interesting as D. interesting than（ ）2. I think maths is notEnglish.A. easier B. less easy C. easy D. so easy as（ ）3. H

18、e is one ofin our country.A. the most popular singer B. the most popular singersC. the more popular singers D. most popular singers（ ）4. Which do you prefer, vegetables or fruit?I prefer fruit vegetables.A. to B. than C. of D. and（ ）5. The weather in Beijing is asin Shanghai today.A. wetter than the

19、 weather B. wet as the weatherC. wet than that D. wet as thatBDBAD第18页6. No one runs as fast as John in his class. The sentence means _.A. John runs fastest in his class.B. John runs faster than any other boy in his class.C. John runs more slowly than any other student in his class.D. John runs as fast as others in his class.7. New York is _ in the United States.A. larger than any city B. larger than any other cityC. bigger than any cities D. biggest of all the cities8. Of the two pencil-boxe