中考比较级、最高级复习公开课课件.ppt

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1、重点：重点： 学生能熟练掌握比较级和最高级学生能熟练掌握比较级和最高级 具体用法和常用句型。具体用法和常用句型。难点：难点： 各等级间的转换；各等级间的转换；关键：关键： 能轻松应对各种题型。能轻松应对各种题型。教学重点与难点教学重点与难点词形构成词形构成教学过程教学过程最高级句型最高级句型强化训练强化训练比较级句型比较级句型注意及注意及考点分析考点分析（4）同级比较句型同级比较句型总结（总结（3、7、3）1、一般情况下加、一般情况下加-er 或或est : young-yonger-yongest old older -oldest tall-taller -tallest small-sm

2、aller smallest2. 以字母以字母e结尾的形容词，加结尾的形容词，加-r 或或- st late later- latest large largerlargest一一比较级最高级变化规则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，再加辅音字母，再加-er或或-est. bigbigger -biggest fatfatter-fattest4. 以以“辅音字母辅音字母y”结尾的双音节词，先改结尾的双音节词，先改“y”为为“i”，再加，再加-er 或或-est. early-earlier-earliest b

3、usy-busier-busiest5.5.部分双音节词或多音节词前面加部分双音节词或多音节词前面加more ,most.如:more famousmost famousmore interestingmost interestingmore comfortablemost comfortablecomfortablefamousinteresting不规则变化不规则变化原级比较级最高级good/wellbetterbestmany/muchmoremostbad/ badly/illworseworstlittlelessleastoldolder/elderoldest/ eldestfa

4、rfarther/ furtherfarthest/furthestimportanteasy wetcareful thin goodhotmany Write down the comparatives and the superlatives of these wordsBackThis jacket is as beautiful as that one.句型句型1：as+形容词原形形容词原形+asEnglish is as interesting as Chinese.句型句型2. not as+形容词原形形容词原形+as 或或 not so+形容词原形形容词原形+as “前者前者不

5、及不如不及不如 后者后者 This school is not as beautiful as that one.This school is not so beautiful as that one. 表达表达前者不如后者前者不如后者还可以用：还可以用： less +原级原级+thanThis school is less beautiful than that one句型句型3 ：表示表示“是是.的几倍时的几倍时” .倍数倍数+as 原级原级as.This garden is ten times as large as that one 倍数的表达：倍数的表达：once ; twice ;

6、 three times;four times.Back句型句型1 ：比较级比较级+than This cake is more delicious than that one（两者之间）（两者之间） 句型句型2 ：倍数倍数 + 比较级比较级+than .This garden is 9 times larger than that one.He is句型句型3 ：比较级比较级+than any other+单数名单数名词词taller than any other boy.句型句型4： 比较级比较级+than the other+复数名复数名词词He is taller than the o

7、ther boys句型句型5 ： the +比较级比较级+of the twoAmy is在两个女孩中在两个女孩中Amy矮矮the shorter of the two girls.better and betterfatter and fattermore and more beautiful句型句型6 ：比较级比较级 + and + 比较级比较级” “more and more +原级原级”，越来越越来越吃的越多，吃的越多，会变得越胖会变得越胖you eat, you will be.句型句型7 ： the 比较级，比较级， the 比较级比较级越越， 越越。The morethe fat

8、terThe more ,the better.BackHe isthe+最高级最高级+ofinthe youngest of all the boy students in our class.(三者或三者以上三者或三者以上)同义句同义句：He is younger than any other student . He is younger than the other students句型句型1：最重要的语言之一是英语。最重要的语言之一是英语。句型句型2 ： One of+the+最高级最高级+名名词复数词复数 “最最的的之一之一”One of the most important la

9、nguages is English.the+序数词序数词+最高级最高级+单数名词单数名词+in短语短语“在在中是第几个中是第几个”eg：黄河是中国第二长河。：黄河是中国第二长河。The yellow river isthe second longest river in China.Back句型句型31.Those apples are bigger than these ones.1. 比较级中为了避免重复，常用比较级中为了避免重复，常用one/that/those替替代名词。代名词。 This pen is shorter than that one.The weather here i

10、s 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。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+原级原级 much/a little/a bit/a lot /even/far+比较级比较级I feel even worse today.You have much more to do

11、 .4:(2011年中考真题年中考真题)Nancy and Lucy are twins. In some way they look the same, but Nancy is _ than Lucy.A. tall B. taller C. tallest (2002年中考真题年中考真题)The population of China is _ than any other country in the world.A. larger B. less C. smallerWhich one is _ , this one or that one? A. good B. bad C. be

12、st D. worseThe _, the better. A. much B. many C. more D. most 例例Computers and mobile phones, though they are indeed making our life_and more _， have reduced the need for facetoface communications. A. easily; efficient B. easier; efficient C. easy; efficiently D. easily; efficiently 解析解析考生从考生从_and mo

13、re_即可即可判断前后应该一致，故用形容词的比较级，故第判断前后应该一致，故用形容词的比较级，故第一空用一空用easier；第二空用形容词；第二空用形容词efficient。 BBack同义句转换同义句转换1.He is the tallest student in his class. He is _ _ _ _ student in his class. He is _ _ _ _ students in his class.2. The story is not as interesting as that one. The story is _ _ than that onetalle

14、r than any other taller than the otherless interestingBack渝行中考渝行中考121页页 212621. My school bag is larger than _A.she B. her C. hers D. hers22. Toms picture is _ than mine, but not _ my sisters.B.well ,better B. better, as well asC. better, better D. better, as good asCD 23.The _ he is , the _ he feel

15、s.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 AB25. 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. tallerBBBack