英語比較句型同級比較兩者比較最高級市公開課金獎市賽課一等獎課件

1、英語比較句型第1頁原級句型“as+原級形容詞/副詞+as”結(jié)構(gòu)，表示前后二者情況一樣1）“A+系動詞+as+形容詞原級+as+Beg.Billisasfunnyashisfather.Myhandwritingisasbeautifulasyours.我書法和你一樣好。2）“A+謂語動詞+as+副詞原級+as+B”eg.LucyspeaksChineseaswellasLily.第2頁在否定句中，用“notas/so+原級形容詞as”結(jié)構(gòu)，表示前者不如后者。“A+系動詞+notasso+形容詞原級+as + B”eg.Thesebooksarentasinterestingasthose.Ia

2、mnotas/sobusyasIusedtobe. 我沒有過去那么忙了。區(qū)分：Tom is not as tall as Mike. Tom is not so tall as Mike.“A+助動詞情態(tài)動詞+not+謂語動詞+asso+ 副詞原級+as +B”eg.Shedidntsingsowellthatnightassheusuallydoes.第3頁the same () as 與相同/一樣 Youve made the same mistake as Tom.有時the same能夠單獨使用： My mother is much younger than yours. She is

3、nt! Theyre about the same age. Those two dress are the same.different from 與不一樣（different前面可加very，much，a little等修飾語） Is French food very different from Italian food? Were planning something different this year from what we did last year.第4頁慣用詞組as good as幾乎已經(jīng)，實際上等于，和幾乎一樣 He is as good as dead. 他跟死了一樣

4、。 The second hand geography book is as good as new. 這本二手地理書幾乎還是新。2. as soon as一就 Please let us know as soon as you arrive in Beijing. 一到北京，請通知我們一聲。 As soon as she got home, she began cooking. 她一到家就開始做飯。第5頁3. as much / many as多達，到達之多，實際上等于，差不多 Some of the stones even weigh as much as fifteen tons. 有些

5、石塊甚至重達15噸。 The number of people who lost homes reaches as many as 250,000. 失去家園人數(shù)多達25萬。 Thats as much as to say he was a thief. 那無異于說他曾是個小偷。4. as far as就而言，盡 As far as I know, hell be away for three months. 就我所知，他將離開三個月。 We will help you as far as we can. 我們會盡力幫助你。第6頁5. as long as只要 You can go where

6、 you like as long as you get back before dark. 你去哪兒都能夠，只要你在天黑前返回。 You will be happy as long as I am living. 只要我活著，你就會幸福。6. as often as每當，每次 As often as he came, he would stay with us for a time. 每次他來，總要和我們呆上一陣子。 The boy always says hello to me as often as I meet him. 每次我遇見那個小男孩，他總是向我問好。第7頁7. as well

7、 as和，同，既又，不但而且 My parents as well as my elder brother enjoy music. 我父母親和我哥哥都喜歡音樂。 He is clever as well as hard working. 他不但努力工作而且聰明。 8. asas possible / one can盡可能，盡（某人）所能 Please sweep the floor as clean as possible. 請把地清掃得盡可能潔凈。 Ill get back as soon as I can.第8頁 比較級 + than （比更）形容詞比較級慣用句型This bridge

8、is longer than that one. Our school is larger than theirs.比較級 + and + 比較級（越來越） In spring, the days are getting longer and longer The flowers are more and more beautiful. 第9頁The +比較級，the+比較級 （越就越） 1）The sooner，the better.2）The more you eat，the fatter you will be.Which is + 比較級，A or B ?（A和B，哪一個比較？） Wh

9、ich is longer, this one or that?第10頁the + 最高級 +（名詞）+in/of/among 在（范圍內(nèi)）最形容詞最高級慣用句型1）Tom is the tallest in his class.2）This apple is the biggest of the five. one of the + 形容詞最高級 + 復數(shù)名詞表示“是中最之一”。Beijing is one of the largest cities in China. Which is +the+ 最高級+?在（范圍內(nèi)）哪一個最？ Which is the biggest of the f

10、ive balls第11頁利用比較級表示最高級概念“比較級+thananyother+名詞單數(shù)”，“比較級+thantheother+名詞復數(shù)”或“比較級+thantherestof+the+名詞復數(shù)”都可表示最高級意義。Juliaistallerthananyothergirlinherclass.Juliaistallerthantheothergirlsinherclass.Juliaistallerthantherestofthegirlsinherclass.以上三句表示意思等同于最高級含義：Juliaisthetallestofthegirlsinherclass.朱麗葉是她們班上

11、最高女生。第12頁比較級和最高級修飾語比較級修飾語Much（得多），far（得多），even（甚至，更），still(更)，abit（有點），alittle（有點），alot（很），agreatdeal(大大地),twice(兩倍),fivetimes(五倍),two-fifths(五分之二),ahalf(二分之一)等修飾比較級表示程度，但決不可用very修飾。eg.TomisalittletallerthanMike.Tom比Mike稍高一點；Itisevencoldertodaythanyesterday.今天甚至比昨天更冷第13頁比較結(jié)構(gòu)同義轉(zhuǎn)換有時，不一樣比較結(jié)構(gòu)能夠表示相同意思，所以

12、，它們能夠相互轉(zhuǎn)換。1.notas/soas與lessthan轉(zhuǎn)換Theplacewasnotas/socrowdedasitusuallyisyesterday.Theplacewaslesscrowdedthanitusuallyisyesterday.昨天，這個地方不像日常那樣擠滿了人。2.morethan與lessthan,notas/soas轉(zhuǎn)換Yourpictureismorebeautifulthanhis.Hispictureislessbeautifulthanyours.Hispictureisntas/sobeautifulasyours.你畫比他好看。3.最高級與mor

13、ethan,nomorethan轉(zhuǎn)換Mathisthemostdifficultsubjectofall.Mathismoredifficultthananyothersubject.Nosubjectismoredifficultthanmath.數(shù)學是全部學科中最難。第14頁Exercises用括號中形容詞或副詞適當形式填空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(越來越胖)7) Thehe is, thehe feels他越忙就越高興。8) This garden isasas that one(三倍大)more beautifulhappythickerwelloldestfatter fatterbusier happierthree times big第15頁用所給詞組翻譯句子1.一旦關(guān)系有所改進，他們就能夠獲準離開。(as soon as)As soon as relations improve they w

15、ill be allowed to go.2.據(jù)我所知，它僅僅維持了兩三年。(as far as)It only lasted a couple of years, as far as I know.3.只要你離他們遠一點, 你就會安全. (as long as)As long as you can keep away from them, youre safe.4.選花不但要觀其形還要聞其香。(as well as)Flowers are chosen for their scent as well as their look.第16頁不改變意思，改寫以下句型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頁選擇填空（ ）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頁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