单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 3,Im more outgoing than my sister.,Unit 3Im more outgoing than m,my soccer ball,Jacks soccer ball,My soccer ball is _,than,Jacks soccer ball.,Jacks soccer ball is _,than,my soccer ball.,smaller,bigger,my soccer ballJacks soccer ba,Mr.Brown,Mr.Green,Mr.Brown is _ Mr.Green.,Mr.Green is _,Mr.Brown.,heavier,than,thinner,than,Mr.BrownMr.GreenMr.Brown is,Helen,Anna,Helen is _ than Anna.,Anna is _ than Helen.,quieter,more outgoing,HelenAnnaHelen is _ than,Mr.Bean,Mr.Bean is _ than Bai Yansong.,Bai Yansong is _ than Mr.Bean.,funnier,more serious,Mr.BeanMr.Bean is _ th,Mike,Alice,Mike gets up _ than Alice.,A,lice gets up _ than Mike.,earlier,later,MikeAliceMike gets up _,1.,形容词的,原级,/,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,。,形容词和副词的原级和比较级,Grammar,1.形容词的原级/原形。形容词和副词的原级和比较级Gra,形容词或副词的比较级形式:,small small,er,quiet quiet,er,thin,thin,ner,early,earl,ier,outgoing,more,outgoing,原形,比较级,late,late,r,形容词或副词的比较级形式:small,二、构成,1.,规则变化,构成方法,原级,比较级,tall,tall,er,fine,fine,r,big,fat,big,ger,fat,ter,heavy,early,heav,ier,earl,ier,outgoing,more,outgoing,单音节词和部分双音节词,一,般在词尾加,-er,以字母,e,结尾,在词尾加,-r,重读闭音节结尾且末尾只有一个辅音字母,双写该辅音字母,再加,-er,以“辅音字母,+y”,结尾的双音节词,先把“,y”,改为“,i”,再加,-er,在词前加,more,多音节词和部分双音节词,二、构成 1.规则变化,2.,不规则变化,原级,比较级,good/well,better,bad/badly,worse,many/much,more,little,less,far,farther,further,注意:,通过,在形容词尾加,ly,构成的副词,的比较级加,more,构成。,比较级通常,不能,与定冠词连用,但当句中有,of the two,时,则用,the,。,2.不规则变化原级比较级good/wellbetterb,Exercises,写出下列单词的比较级。,funny,quiet,smart,outgoing,quickly,fat,tall,nice,big,heavy,difficult,old,late,expensive,thin,early,high,interesting,Exercises写出下列单词的比较级。funnytalll,Exercises,写出下列单词的比较级。,funny,quiet,smart,outgoing,quickly,fat,funn,ier,quiet,er,smart,er,more,outgoing,more,quickly,fat,ter,Exercises写出下列单词的比较级。funnyfunni,tall,nice,big,heavy,difficult,old,old,er,tall,er,nice,r,big,ger,heav,ier,more,difficult,tall oldertallernicerbiggerhea,late,expensive,thin,early,high,interesting,more,interesting,late,r,more,expensive,thin,ner,earl,ier,high,er,latemore interestinglatermore,常用句式,1.,两者进行比较,表示“一方比另一方更,”,1)A+be+,形容词比较级,+than+B,如:我比我妹妹高。,I am taller than my sister.,2)A+,实义动词,+,副词的比较级,+than+B,如:他跑得比我快。,He runs faster than me.,常用句式1.两者进行比较,表示“一方比另一方更”1),2.,两者进行比较,表示“一方与另一方一样,”,1)A+be+as+,形容词原级,+as+B,如:,Peter,和,Paul,一样瘦。,Peter is as thin as Paul.,2)A+,实义动词,+as+,副词原级,+as+B,如:他工作和,Jane,一样努力。,He works as hard as Jane.,2.两者进行比较,表示“一方与另一方一样”,3a,Practice,Use the words to write questions and answers.,1.Julie/tall/you,2.Jack/run/fast/Sam,Q:_,A:No,he doesnt.He runs _ than,Sam.,Q:Is Julie as tall as you?,A:No,she isnt.Shes _ than me.,Does Jack run as fast as Sam?,taller,faster,3aPracticeUse the words to wri,3.your cousin/outgoing/you,Q:_,A:No,she isnt.She is _,than me.,Is your cousin as outgoing as you?,4.Paul/funny/Carol,Q:_,A:No,he isnt.He is _ than Carol.,more outgoing,Is Paul as funny as Carol?,funnier,3.your cousin/outgoing/yo,3b,Think of yourself two years ago.Write about how you are different now.,1.Are you taller?,Yes,I am.Im taller now than,I was two years ago,.,3bThink of yourself two years,2.Are you funnier?,Yes,I am.Im funnier than,I was two years ago,.,No,Im not.Im not as funny as I was two years ago.,2.Are you funnier?Yes,I am.,3.,get/become and,变得越来越,get/become,后面接“比较级,+and+,比较级”,这是表示“变得越来越,”,。若比较级是加,-er,构成的,则用“比较级,+and+,比较级”的形式。如比较级是多音节词,就用“,more and more+,原级”结构。,如:,Your English is getting,better and better,.,She becomes,more and more popular,.,4.,“the+,比较级,+of the two”,表示“两者中较,的”。,如:,Peter is the taller of the two.,补充句式,3.get/become and 变得越来越,5.,“the+,比较级,+,其它,,the+,比较级,+,其它”,,此句型表示,“越,,就越,”,。,如:,The higher,you stand,the farther,you can see.,6.Which/who,A or B?“,哪个,/,谁更,,,A,还是,B,?”,or,与选择疑问句相连,且有两者提供选择,前面的形容词要用比较形式。,如:,Which do you like better,water or orange juice?