形容词副词的比较级和最高级pptPPT课件

1、形容词和副词的比较级与最高级1.The first mooncake is small.2.The second mooncake is smaller than the first one.smallsmallersmallest3.The third mooncake is the smallest of all.1.The first mooncake is cheap.2.The second mooncake is cheaper than the first one.5cheapcheaper3cheapest3.The third mooncake is the cheapest

2、 of all.8 形容词比较级最高级规则变化 （单音节词和少数双音节词）1.一般情况下，直接+er/est eg：cold strong fast slow Exercise1.small 2.high 3.warm 4.short 5.cold 6.strongnicenicernicest1.The mooncake in picture 1 is nice.2.The mooncake in picture 2 is nicer.3.The mooncake in picture 3 is the nicest. 形容词比较级最高级规则变化 （单音节词和少数双音节词）2.以e结尾 +r

3、/st eg：nice large politeExercise1.nice 2.large 3.fine 4.simple5.strange 6.wise 1.The green oranges are big.2.The orange ones are bigger.3.The red ones are the biggest of all.bigbiggerbiggest 形容词比较级最高级规则变化 （单音节词和少数双音节词）3.以辅音字母结尾的重读闭音节，应先双写末尾辅音字母+er/esteg: thin fat bigExercise1.hot 2.big 3.thin 4.fat5

4、.wet 6.sad 1.The pig is heavy.2.The bear is heavier than the pig.3.The elephant is the heaviest of all.heavyheavierheaviest 4.以以“辅音字母辅音字母+y”结尾的双音结尾的双音节词，先改节词，先改“y”为为“i”,+er/est eg: funny easy 形容词比较级最高级规则变化 （单音节词和少数双音节词）Exercise1.funny 2.happy3.hungry 4.dry 5.friendly 6.lucky Jim Tom 3.Stallone is th

5、e most athletic of them.2.Tom is more athletic than Jim.1.Jim is athletic.Stallone250,000 yuan50,000 yuan3.The green car is the most expensive among all the cars.2.The red car is more expensive than the bike.1.The bike is expensive.500 yuan 5.多音节词多音节词和和部分双音节词部分双音节词，在词，在词 前加前加more/mosteg: beautiful s

6、erious active careful 形容词比较级最高级规则变化 （其他双音节词和多音节词）Exercise1.active 2.beautiful3.effective 4.difficult 5.honest 6.careful 副词比较级最高级比较级最高级规则规则变化变化1.单音节和少数双音节词用加词尾的方法（变化规则同形容词）单音节和少数双音节词用加词尾的方法（变化规则同形容词） eg：hard -harder-hardest fast-faster-fastest early-earlier-earliest2.2.大部分多音节词和双音节词，在词前加大部分多音节词和双音节词，在

7、词前加more/most eg: quickly strongly carefully efficiently形容词和副词比较级和最高级的构成形容词和副词比较级和最高级的构成1 1、规则变化、规则变化 构 成 方 法原 级比 较 级最 高 级单音节词和少数多音节词1.一般在词尾加一般在词尾加-er/或或-est/ist/fastfasterfastest2.以字母以字母e结尾的形容词，加结尾的形容词，加-r或或-stnicenicernicest3.重读闭音节词只有一个辅音字母时，重读闭音节词只有一个辅音字母时，应先双写辅音字母；再加应先双写辅音字母；再加-es或或-estbigbiggerb

8、iggest4.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-esteasyeasiereasiestearlyearlierearliest多音节词和部分双音节词5.在词前加在词前加more或或mosttiredmore tiredmost tiredeasilymore easilymost easily1.The cinema is far from my home.2.The bookstore is farther from my home.3.The supermarket is the farthest from my

9、 home.My house3000 m4000m5000msupermarketbookstorecinemafarthestfartherfar不规则变化 good / well better - best much / many more - most bad / badly / ill worse worst little less least far farther/ further farthest /furthest old older/ elder oldest / eldest两个好，两个坏，两个多；两个好，两个坏，两个多；一个小又少，还有一远和一老。一个小又少，还有一远和一

10、老。 big little cold hot warm cool long short late much popular bigger biggestless leastcolder coldesthotter hottestwarmer warmestcooler coolestlonger longestshorter shortestlater latestmore mostmore popular the most popularcheap wide easy nice thin fat busy early large finedeliciouscheaper cheapestwi

11、der widesteasier easiestnicer nicestthinner thinnestfatter fattestbusier busiestearlier earliestlarger largestfiner finestmore delicious most delicious比较级的修饰语比较级的修饰语eg.He runs much faster than she.1.表示两者之间的比较，常用表示两者之间的比较，常用“比较级比较级+than”结构，结构，可以用下列可以用下列程度副词程度副词修饰：修饰： much/ a lot /far （多）（多） a bit /a

12、little（一点儿）（一点儿） still（仍然，更）（仍然，更） rather（相当）（相当） slightly(稍微）稍微） any（稍微，少许）（稍微，少许）even（甚至）（甚至）2.比较级还可以用比较级还可以用年龄、倍数年龄、倍数等词组修饰。等词组修饰。eg.The mountain is 3 times higher than that one.表示比较的几种基本句型表示比较的几种基本句型1.A=B（程度相同）；（程度相同）；asas He is as tall as Tom. 他和他和Tom一样高。一样高。 He runs as fast as Tom. 他跑的和他跑的和Tom

13、一样快。一样快。2.AB(表示表示A超过超过B)；比较级比较级 than He is taller than me. 他比我高。他比我高。 He works harder than me. 他比我努力。他比我努力。注：注：在比较状语从句中常省略某些部分在比较状语从句中常省略某些部分, ,但比较对象的成分不能省。但比较对象的成分不能省。 The roads in Beijing are wider than those in Guangzhou. （those 指代指代the roads）4.比较级比较级+and+比较级比较级,表示表示 “越来越越来越”Our city is becoming

14、more and more beautiful.我们的城市变得越来越美丽。我们的城市变得越来越美丽。5.the +比较级比较级, the +比较级比较级 表示表示“越越.,越越.The busier he is, the happier he feels.他越忙，他就越感到开心。他越忙，他就越感到开心。 1.比较级比较级 + and +比较级比较级 越来越越来越2.the+比较级比较级 , the + 比较级比较级 越越, 越越 3._you are, _mistakes you will make. (你越仔细，做错的题目就越少） 4. _ you eat, _youll be.(你吃得你吃

15、得越多越多,就就越胖越胖)5. Alice writes well. Mary writes _ than she. (甚至更好）甚至更好）The more carefulthe fewerThe morethe fatter1.The girl becomes _. (越来越漂亮）越来越漂亮）more and more beautiful2. The weather is getting _. (越来越槽糕）worse and worseeven / still better6.比较级比较级+than any other +单数名词单数名词,表示表示 “比其比其他的任何他的任何都都”He i

16、s better than any other student in the class.(He is the best student in the class.)在他班里，比任何学生都好。（他是最好的。）在他班里，比任何学生都好。（他是最好的。）7.the +比较级比较级+of the two 表示表示“两个中比较两个中比较的的”He is the better of the two.他是两个人中比较好的他是两个人中比较好的。 8. 三者三者或或三者三者以上作比较以上作比较,用最高级用最高级the+最高级最高级+比较范围（比较范围（in/of）. He is the busiest in

17、his family.他是他们家最忙的。他是他们家最忙的。9.one of + 最高级最高级,表示表示 “是最是最之一之一”Our city is one of the safest cities in the world.我们的城市是世界上最安全的城市之一。我们的城市是世界上最安全的城市之一。用所给的形容词副词的适当形式填空。用所给的形容词副词的适当形式填空。1. Tom is _ (tall) than Jim.2. Li Lei is _ (young) boy in his class.3.David has _ (many)story books of all the student

18、s.4.Li Lei speaks English _ (well) in his group.5.Lucy runs _ (slowly) than Lily.tallerthe youngestthe mostthe bestmore slowly改正下列句子中一处的错误。改正下列句子中一处的错误。ATom comes to school late than Jim._B. Which do you like better , cats ,dogs,or chickens? _C. Who is oldest in our class? _D. He thinks math is importanter than Chinese._E. This work is very harder than that one._F.He lives farer than any other student in your class._laterbestthe oldestthe most importantmuchfarther1. It is _ in the south than in the north. (warm)2. That questionis _ than this one. (difficult)3. She felt ill yesterday and she