八年级上英语unit6比较级和最高级的用法ppt

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1、Unit6第一课时比较级和最高级的用法形容词比较级一般用在比较两个 事物的时候。 最高级,顾名思义就是在比较 时候,某一事物具有某方面 最典型的特征。一、形容词、副词的比较级、最高级的构成 规则: 1 一般在形容词、副词后加上er表示比较 级加 上est表示最高 级原级 比较级 最高级1)small small small2) young young young3) fast fast fast er esteresterest2 以不发音的e结尾的,只加上r表示 比 较级,加上st表示最高级。1) large large large 2) nice nice nice3) fine fine

2、 finerstrstrst3 以辅音字母+y 结尾的,把消去y,然后加 上er表示比较级;加上 est表示最高级。原级 比较级 最高级1)early early early2) happy happy happy ieriestieriest4 双写最后一个辅音字母,然后加上 er表示比较级;加上est表示最高级。原级 比较级 最高级1) big big big 2) thin thinner thinnest3) wet wetter wettest4) fat fatter fattest5) hot hotter hottest gergest5 双音节和多音节的形容词,副词,在这些形

3、 容词和副词前加上more表示比较级;加上 most表示最高级。原级 比较级 最高级 1) happily happily happily 2) heavily heavily heavilymoremostmoremost不规则变化, 要多加注意哦 ! good bad many little well badly much far betterbestworseworstmoremostlessleastbetterbestfartherfarthestworseworstmoremost原级 比较级 最高级fastshortbigthinfunnyheavyathleticexpensi

4、vefarfastershorterbiggerthinnerfunnierheaviermore athleticmore expensivefartherfastestshortestbiggestthinnestfunniestheaviestmost athleticmost expensivefarthestTom is as tall as Mike. as+形容词原形+asThere are as many students in our school as yours. Tom is three times as old as Mike.比较级+than This bridge

5、 is longer than that one. Our school is larger than theirs. 比较级的用法: than 1.汤姆比杰克高.2.这只箱子要比那只箱子大.3.那些苹果比这些大.4.第一个问题很容易,但第二个更容易.Tom is taller than Jack.This box is bigger than that one.Those apples are bigger than these ones.The first question is very easy, but the second one is easier.。1.Which do you

6、 like _(well),apples or oranges?2.Who is _(old),Jim or Tom ?3.Jack is running _ and _(fast) .4.Our country is becoming _and _ (beautiful). 5.He is _(tall) of the the two boys.betterolderfasterfastermore more beatifulthe tallerbigbiggerLook at the pictures and understand 看图并理解Look at the pictures and

7、 understand 看图并理解bigbiggerbiggestfastfasterLook at the pictures and understand 看图并理解fastfasterfastestLook at the pictures and understand 看图并理解Zen Zhiwei is short . Tom is shorter than Zen Zhiwei .Xiao xin is the shortest of them .Liu Yifei is thin. Xiaoming is thinner than Liu Yifei . Mike is the th

8、innest of allCompetition(写出下列单词的比较级和最高级 ) 1 popular 2 short 3 thin 4 funny 5 good 1 popular / more popular / most popular 2 short / shorter / shortest 3 thin / thinner / thinnest 4 funny / funnier / funniest 5 good / better / best肥肥-沈殿霞100kgheavyheavier180kgthe heaviest220kgMr. WangMr. LiMiss Shen i

9、s heavy. Mr. Wang is heavier. Mr. Li is the heaviest of the three .funnyfunnyfunnierfunnierthe funnithe funniestestGe You is funny. Zhao Benshan is funnier. Pan Changjiang is the funniest of them .250,000 RMB.50,000 RMB.The green car is the most expensive.The red cat is more expensive than the bike.

10、The bike is expensive.500 RMBJim Tom Stallone is the most athletic of the three.Tom is more athletic than Jim.Jim is athletic.形容词和副词的比较级和最高级的用 法 及常用句型 (1)前者程度超过后者用比较级:A+比较级+than+ BHe is taller than she. (2)三个或三个以上比较用最高级 :A+ (the) +最高级+of/in+范围He is the tallest in his class.Yao Ming is Jordan.Jordan

11、is tall. Yao Ming is taller.Jordan2.26m1.98mtaller thanZeng Zhiwei is short.Pang Changjiang is Pang Changjiang is Zeng Zhiwei.shorter.shorter thanLiu Huan is heavy .Fei Mao isFei Mao is Liu Huan.80kg90kgheavier .heavier thanLin Xinru is thin.Liu Yifei is Liu Yifei is Lin Xinru.45kg48kgthinner.thinne

12、r thanmore outgoingLi Yong is Cheng long.Cheng Long is outgoing.Li Yong is more outgoing.outgoingmore outgoing thanathleticCheng Long is more athletic than Li Xiaopeng.Li Xiaopeng is athletic. Cheng Long is more athletic.more athleticLily Lucy Who,s hair is longer?Lucys hair is longer than Lilys . L

13、ilys hair is long.Which goes faster, the bike or the car? The car goes faster than the bike. The bike goes fast.Jenny Mary Who is calmer? Jenny or Mary? Mary is calmer than Jenny.Jenny is calm.Which runs faster, the dog or the sheep?The dog runs faster than the sheep.The sheep runs fast.Who is more beautiful, the girl or the nurse?The nurse is more beautiful than the girl.The girl is b

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