形容词比较级和最高级公开课课件.ppt

1、Chapter 4 Computer TechnologyLanguage:形容词比较级和最高级形容词比较级和最高级 学习目标学习目标The comparative and superlative of adjectivesThe comparative and superlative of adjectives形容词比较级和最高级形容词比较级和最高级英语中有时需要对两者或多者进行比较，英语中有时需要对两者或多者进行比较，这时就需要用形容词的比较等级。这时就需要用形容词的比较等级。比较等级分为：比较等级分为：原级原级:cheap expensive 比较级比较级:cheaper more ex

2、pensive 最高级最高级:cheapest the most expensiveXi Yangyang always thinks of good idea to beat Hui Tailang.Xi Yangyang is _(clever)than Hui Tailang.Look and sayclevererLook and sayTomPeterTom is fatter than Peter.Tom is _ heavier than Peter.muchMost Young people like Jay Zhou,but only a few people know ab

3、out Fang D atong.Jay Zhou is _(famous)than Fang Datong.Look and saymore famousThe dog is bigger than the mouse.The horse is the biggest of all.The boy is younger than the man.The baby is the youngest of the three.bigbiggerbiggestyoung youngeryoungestLook and sayJimLi LeiTomLi Lei is taller than Tom.

4、Jim is the tallest of all.￥30￥20￥10The yellow coat is cheaper than the purple one.The brown coat is the cheapest of the three.Look and sayPlease sum up the rules!（我们来总结一下规律吧！我们来总结一下规律吧！）形容词比较级和最高级的构成：形容词比较级和最高级的构成：单音节形容词的单音节形容词的构成方法构成方法原级原级比较级比较级最高级最高级一般在词尾加一般在词尾加-er 或或-est tall taller tallest以字母以字母

5、e结尾的结尾的单词后加单词后加-r 或或-st nice fine nicer finer nicest finest 以以“辅音字母辅音字母+y”结尾的双音节词，结尾的双音节词，先改先改y为为i,再加再加-er或或-estearlyheavy earlier heavier earliest heaviest规则变化规则变化more usefulmorebeautifulthinnerbiggerhottermostusefulmostbeautifulthinnestbiggesthottestuseful beautiful多多音节词音节词或少数或少数双音节词双音节词，在词，在词前加前加

6、more 或或 mostthinbighot重读闭音节词尾重读闭音节词尾只有一个辅音字只有一个辅音字母时，应先母时，应先双写双写这个辅音字母，这个辅音字母，再加再加-er或或-estShenzhen is my home.It develops in a quickway.It used to be a small village.Now it is much _(big)than before.The roads are _(wide).The streets are _(clean).The buildings are _(new)and _(high).We can see trees

7、everywhere.I think Shenzhen is one of _(beautiful)cities in China.I love Shenzhen.biggerwidercleanerhighernewerthe most beautifulLook at the two pictures,say sth.about Shenzhen now.PastNowTask One:A(small)a bee,a butterfly or an ant?B(valuable)iron,silver or gold?Task:1.S1 asks the questions.S2 give

8、s the answers.2.S2 asks the questions.S1 gives the answers.2.Share your dialogue in class.E(fast)a rocket,a plane or a train?C(hot)the North Pole,the South Pole or the Gobi Desert?D(heavy)a bear,a whale or an elephant?Example:(big)Earth,the moon or the sun?S1:Which is the biggest,Earth,the moon or t

9、he sun?S2:The sun is the biggest.A:S1:Which is the smallest,a bee,a butterfly or an ant?S2:An ant is the smallest.B:S1:Which is the most valuable,iron,silver or gold?S2:Gold is the most valuable.C:S1:Which is the hottest,the North Pole,the South Pole or the Gobi Desert?S2:The Gobi Desert is the hott

10、est.D:S1:Which is the heaviest,a bear,a whale or an elephant?S2:A whale is the heaviest.E:S1:Which is the fastest,a rocket,a plane or a train?S2:A rocket is the fastest.NameNameHeightHeight WeightWeight AgeAgeKenKen165cm165cm50kg50kg 1414TimTim175cm175cm60kg60kg 1212PeterPeter 180cm180cm59kg59kg 161

11、6JohnJohn195cm195cm65kg65kg 1818S1:Who is taller,_ or_?S2:_ is taller.S2:Who is the tallest,_,_ or _?(_,_,_ or_?)S3:_ is the tallest.S3:Who is taller,_ or_?S4:_ is taller.S4:Who is the tallest,_,_ or _?(_,_,_ or_?)S1:_ is the tallestExample:Make up dialogue according to the table.An example is given

12、.Task:1.S1S2S3S4S12.Share your dialogue in class.cheap _ _ high_ _ cute_ _ fat _ _ big _ _ pretty _ _expensive _ _ interesting _ _cheapercheapesthigherhighestcutercutestfatterfattestbiggerbiggestprettierprettiestmore expensive most expensivemore interestingmost interestingI.写出下列形容词的比较级和最高级：写出下列形容词的比

13、较级和最高级：1.A friend is easier lost than found.2.Enough is as good as a feast.3.Better to do well than to say well.4.Better the last smile than the first laughter.“比较比较”出来的英语出来的英语朋友易失不易得。朋友易失不易得。知足常乐。知足常乐。说得好不如做得好。说得好不如做得好。宁可最后微笑，不可首先狂喜。宁可最后微笑，不可首先狂喜。II.英译中英译中 5.Doing is better than saying.6.Two heads

14、are better than one.7.Good to begin well,better to end well.8.An eye finds more truth than two ears.会说不如会做。会说不如会做。两人智慧胜一人。两人智慧胜一人。善始好，善终更佳。善始好，善终更佳。百闻不如一见。百闻不如一见。“比较比较”出来的英语出来的英语III.Please correct the following wrong sentences (改正下列错句）.1.Books are cheapest than computers._ 2.Computers are expensiver

15、 than books._ 3.Tom is the heavier student in the class._4.This orange is biger than that one._ 5.This book is the interestingest in the library._Computers are more expensive than books.Tom is the heaviest student in the class.This orange is bigger than that one.This book is the most interesting in

16、the library.Books are cheaper than computers.IV.Fill in the blanks with the proper forms of the words given.(用括号中词的适当形式填空用括号中词的适当形式填空)1.My sister is _ than Richard.(old)2.He has _ homework to do than I do today.(much)3.Is football _ than volleyball?(exciting)4.The town is _ than it used to be.(clean

17、)5.Im _ than his brother,Jim.(clever)6.I think she looks _ than in the photo.(pretty)oldermoremore excitingcleanerclevererprettier知识点：知识点：两者中两者中的的比较比较.IV.Fill in the blanks with the proper forms of the words given.(用括号中词的适当形式填空用括号中词的适当形式填空)7.This road is _ than the other one.(dangerous)8.This proble

18、m is _ than I thought.(important)9.Can you walk _ than a young man?(far)10.In summer it is much _ in Wuhan than in Beijing.(hot)11.Which is _,Room 201 or Room 108?(bright)12.Tom is _ boy in our class.(old)more dangerousmore importantfartherbrighterhotterthe oldest三三者者以上的以上的比较比较13.This is _ city that

19、 we have ever visited.(good)14.It was the _ day of his life.(bad)15.Susans flowers are _ of all.(beautiful)16.Sue is _ of the girls in the class.(clever)She answered all the questions except _ one.(difficult)17.Winter is _ than autumn;it is _ of the four seasons.(cold)the bestworst the most beautifu

20、lthe cleverestthe most difficultcolder the coldest18.We watched a very _ play the day before yesterday.(bore)19.Pants cost _ than shorts.Shorts dont cost as _ as pants.(much)20.The girl seems _ today than yesterday.The girl didnt seem so _ yesterday as today.(lively)boringmoremuchmore livelylivelyno

21、t as/so asnot as/so as 单项选择单项选择(目标词汇的练习目标词汇的练习)1.English is one of _ important subjects in our school.A.most B.the most C.more D.much more2.The busier he is,the _ he feels.A.happily B.happy C.happier D.more happy3.-How are you today,Peter?-Much _,but my doctor says Ill still have to rest for another

22、 few days.A.well B.good C.better D.best 4.Peter spent _ time and made _ sentences than Tony.A.fewer;more B.less;more C.much;many D.more;many one of+最高级最高级+名词复数名词复数The+比，比，the+比比much+比较级比较级less+不可数名词；不可数名词；more+可数可数/不可数名词不可数名词1.much+比较级比较级2.The+比，比，the+比比3.as +原级原级+as not as/so+原级原级+as4.one of+最高级最高级+名词复数名词复数5.less+不可数名词；不可数名词；more+可数可数/不可数名词不可数名词Finish the Exercise on P49/50 of textbook.