句型3.ppt

1、,GENERAL REVISION,比较级与最高级复习,重点： 学生能熟练掌握比较级和最高级 具体用法和常用句型。难点： 各等级间的转换；关键： 能轻松应对各种题型。,教学重点与难点,词形构成,教学过程,最高级句型,强化训练,比较级句型,注意及考点分析（4）,同级比较句型,总结（3、7、3）,1、一般情况下加-er 或est : young-yonger-yongest old older -oldest tall-taller -tallest small-smaller smallest2. 以字母e结尾的形容词，加-r 或- st late later- latest large lar

2、gerlargest,一比较级最高级变化规则,3. 重读闭音节词只有一个辅音字母时，应先双写辅音字母，再加-er或-est. bigbigger -biggest fatfatter-fattest4. 以“辅音字母y”结尾的双音节词，先改“y”为“i”，再加-er 或-est. early-earlier-earliest busy-busier-busiest,5.部分双音节词或多音节词前面加more ,most.如:,不规则变化,importanteasy wetcareful thin goodhotmany,Write down the comparatives and the su

3、perlatives of these words,Back,同级比较的常用句型,This jacket is as beautiful as that one.,句型1：as+形容词原形+as,English is as interesting as Chinese.,句型2. not as+形容词原形+as 或 not so+形容词原形+as “前者不及不如 后者,This school is not as beautiful as that one.,This school is not so beautiful as that one.,表达前者不如后者还可以用： less +原级+t

4、han,This school is less beautiful than that one,句型3 ：表示“是.的几倍时” .倍数+as 原级as.,This garden is ten times as large as that one,倍数的表达：once ; twice ; three times;four times.,Back,句型1 ：比较级+than,形容词比较级的常用句型,This cake is more delicious than that one,（两者之间）,句型2 ：倍数 + 比较级+than .This garden is 9 times larger th

5、an that one.,He is,taller than any other boy.,He is taller than the other boys,Amy is,the shorter of the two girls.,better and betterfatter and fattermore and more beautiful,吃的越多，会变得越胖,you eat, you will be.,The more ,the better.,Back,He is,the youngest of all the boy students in our class.,形容词最高级的常用

6、句型,(三者或三者以上),同义句：He is younger than any other student . He is younger than the other students,句型1：,最重要的语言之一是英语。,One of the most important languages is English.,eg：黄河是中国第二长河。,The yellow river is,the second longest river in China.,Back,句型3,注意,1.Those apples are bigger than these ones.,1. 比较级中为了避免重复，常用

7、one/that/those替代名词。 This pen is shorter than that one.The weather here is much hotter than that of Shanghai.The cars made in Tianjin is much more popular than those in Shanghai.,2.必须是同类事物之间的比较。My house is much cleaner than hers. my sisters.3. very/quite/so /as/too+原级 much/a little/a bit/a lot /even/

8、far+比较级I feel even worse today.You have much more to do .,4:形容词最高级前一定要用the，He is the tallest boy in his class.,(2011年中考真题)Nancy and Lucy are twins. In some way they look the same, but Nancy is _ than Lucy.A. tall B. taller C. tallest,(2002年中考真题)The population of China is _ than any other country in

9、the world.A. larger B. less C. smaller,Which one is _ , this one or that one? A. good B. bad C. best D. worse,The _, the better. A. much B. many C. more D. most,例Computers and mobile phones, though they are indeed making our life_and more _， have reduced the need for facetoface communications. A. ea

10、sily; efficient B. easier; efficient C. easy; efficiently D. easily; efficiently,解析考生从_and more_即可判断前后应该一致，故用形容词的比较级，故第一空用easier；第二空用形容词efficient。,B,Back,同义句转换,He is the tallest student in his class. He is _ _ _ _ student in his class. He is _ _ _ _ students in his class. The story is not as interes

11、ting as that one. The story is _ _ than that one,taller than any other,taller than the other,less interesting,Back,渝行中考121页 21-2621. My school bag is larger than _she B. her C. hers D. hers22. Toms picture is _ than mine, but not _ my sisters.well ,better B. better, as well asC. better, better D. be

12、tter, as good as,C,D,23.The _ he is , the _ he feels.A. busier, happier B. busiest, happiest C. busier, happiest D. busiest, happier 24. He is _ than _ boy in the football team.A. clever, any one B. cleverer, any other C. cleverest, any D. cleverest, any other,A,B,25. I think autumn is _ of the four seasons. A. the better B. the best C. best D. better26. Everybody knows Mount Qomolangma is the _ mountain in the world. A. higher B. highest C. tall D. taller,B,B,Back,Thank you for listening,