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1、,八年级（上）,Go,for,it!,学练优英语教学课件,Section A(GF-3c),Unit 3Im more outgoing than my sister.,学练优八年级英语上（RJ）教学课件,学习目标,Key sentences:1.Is Tara more outgoing than Tina？No，she isnt.Tina is more outgoing than Tara.2.Does Tara work as hard as Tina？Yes，she does.3.Who is smarter，your mother or your father？I think my
2、 mother is smarter than my father.The comparative forms of adjectives and adverbs.,1.形容词的原级 形容词的原形。2.形容词的比较级 表示两者相比，一个比另一个更，有比 较级的句中有than,且仅限于两者比较。,形容词的原级和比较级,This tree is _ than that tree.,She is _ than before.,taller,thinner,Past Now,比较级,一、句子结构:,1.形容词比较级常用的句型结构(A和B比较)：A+be动词+形容词的比较级+than+Be.g.Im t
3、aller than you.You are thinner than me.This ruler is longer than that one.,2.副词比较级常用的句型结构：“A+动词+副词比较级+than+B”。e.g.I got up earlier than my mother this morning.我今天早晨起床比我妈妈还早。Tina sings more loudly than Tara。Tina 比 Tara 唱的更大声。,1.单音节和少数双音节形容词、副词比较级的构成。不规则变化：1)在词尾加-er tall taller smartsmarter short shor
4、ter high higher fast-faster,二、形容词、副词比较级的变化规则:,2)以不发音的字母e 结尾的，加-r,nice nicer large larger fine finer late later,3)重读闭音节以一个辅音字母结尾的，先双写辅音字母，再加-er。,big bigger fat fatter thin thinner red redder hot hotter wet wetter,4)以辅音字母+y结尾的双音节词，先改y为i，再加-er。,happyhappier early earlier funnyfunnier easy easier,5)多音节词
5、和部分双音节词要在前面加more,important more important delicious more delicious expensive more expensive outgoing more outgoing tired more tired serious more serious slowly-more slowly,比较级有规律,词尾加上-er两兄弟;要是以e来结尾,只有小二(r)跟上去;重读闭音节词要牢记,双写千万别忘记;要是“辅音+y”来结尾,小艾(i)要把y来替,再加-er两兄弟;多音节词加上m-o-r-e,你看这样多容易。,good better well b
6、etter bad worse badly worse many/much more little less far farther/further,三、形容词、副词比较级的不规则变化:,注：需一一记住典型的不规则词,The pink bag is as _ as the purple one.,big,同级比较,Lingling runs as _ as Li Lei.,fast,肯定句：Tara is as friendly as Tina.Tara和Tina一样友好。Tara works as hard as Tina.Tara工作和Tina一样努力。,一、句型:,as as 和一样表示
7、修饰的两种东西的程度是一样的。,否定句：Lily is not so/as tall as Mary.莉莉不如玛丽高。(莉莉比玛丽矮。)Tara doesnt work so/as hard as Tina.Tara 工作不如Tina努力。(Tina 工作比Tara 更努力。),not as/so as 不如、比不上 表示前者不如、比不上后者。,二、句子结构:,1.形容词同级比较常用的句型结构(A和B比较)：A+be动词+as+形容词的原级+as+Be.g.She is as quiet as you.You are as thin as your sister.This ruler is a
8、s long as that one.,(以asas为例),2.副词同级比较常用的句型结构(A和B比较)：A+动词+as+副词的原级+as+Be.g.Peter runs as slowly as Tony.Tara works as hard as Tina.,一些带有 as.as 结构的常见短语归纳：,as busy as a bee 像蜜蜂一样忙碌 as easy as ABC 像ABC一样容易 as deep as a well 像井一样深 as light as a feather 像羽毛一样轻 as soft as butter 像黄油一样软 as rich as a Jew 像犹
9、太人一样富裕,20 kgheavier,15 kgheavy,many,more,Use the words to write questions and answers.,3a,1.Julie/tall/you Q:_ A:No,she isnt.Shes _ than me.2.Jack/run/fast/Sam Q:_ A:No,he doesnt.He runs _ than Sam.,Is Julie as tall as you?,taller,Does Jack run as fast as Sam?,faster,3.Your cousin/outgoing/you Q:_ A
10、:No,she isnt.Shes _ than me.4.Paul/funny/Carol Q:_ A:No,he doesnt.Hes _ than Carol.,Is your cousin as outgoing as you?,more outgoing,Is Paul as funny as Carol?,funnier,3c,Compare your parents.Check()who is smarter,funnier,etc.in the chart.Then ask your partner about his/her parents.,A:Who is smarter
11、,your mother or your father?B:I think my mother is smarter than my father.,Describe one of your classmates,and then let other students guess who he/she is.,Guessing,She is taller than me.She has longer hair than me.She wears glasses/a blue jacket Who is she?,Good,better,bestGood,better,best,Never let it rest,Till good is better,And better is best.,Rhyme,Summary,1.形容词、副词的比较级 变化规则、不规则变化2.同级比较 as as not as/so as,Write down the same and different between you and a friend.,Homework,Thank you,everyone!Bye-Bye,
