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Let’ssing预习检测2、big---fat---thin---3、large---nice---fine---4、heavy---funny---pretty--youngeroldershorterbiggerfatterthinnerlargernicerheavierfunnier1、old---young---short---prettierfiner比较级的变化规则有哪些呢？比较级+and+比较级：表示越来越……形容词比较级的变化规则：规则变化：情况构成法例词一般情况直接加-ersmall—small以e结尾的词加-rlate—later以辅音+y结尾的词变y为i，再加-erheavy—heavier以一个辅音字母结尾的重读闭音节词双写尾字母，再加-erthin—thinnertallerandtaller越来越高longerandlonger越来越长不规则变化：如：good的比较级是better基本形式的练习1.tall--________7.small--_______2.short--________8.cool--________3.strong--________9.cold--________4.old--________10.warm--_______5.young--________11.deep--_______6.long--________12.light--_______tallershorterstrongerolderyoungerlongersmallercoolercolderwarmerdeeperlighter重读闭音节双写的练习•big--_______•thin--_______•fat--_______•hot--______•wet--______•sad--______biggerthinnerfatterhotterwettersadder以不发音的e结尾的训练•不发音的e结尾，或者指单个e结尾的，不包括发音的e和字母组合。•large--_______•nice--_______•fine--_______largernicerfiner去y为i+er的练习•heavy--_______•funny--_______•happy--_______heavierfunnierhappier综合训练（请在练习纸上作答）tall-tallerbig-biggerheavy-heaviernice-nicer1.fast________7.kind_______2.funny________8.bright________3.hot________9.cool________4.warm________10.thirsty_______5.wet________11.dirty_______6.pretty________12.happy_______fasterfunnierhotterwarmerwetterprettierkinderbrightercoolerthirstierdirtierhappierReadandchoose.选出不同类的单词•()1.A.shorterB.teacherC.smallerD.longer•()2.A.heavierB.funnierC.biggerD.farmer•()3.A.thinnerB.tallerC.youngerD.driver•()4.A.happierB.nicerC.cleanerD.coolerBDDCZhangPeng90kgMike30kg1.ZhangPengisthanMike.2.MikeisthanZhangPeng.3.ZhangPengisthanMike.怎么判断是否为比较级？•怎么判断是否为比较级？•1、比较级的标志性词语than2、还有什么情况确定为比较级？Eg：MikeistallerthanJohn.2、隐藏的比较级，需要根据句意来判断Eg1：Tomis1.65metrestall.Mikeis1.7metres.SoMikeistaller.Eg2：Amyis25kg.Sarahis35kg.SoSarhaisheavier.SarahisyoungerthanAmy.ChenJie’sschoolbagisheavierthanZhangPeng’s.MikeistallerthanJohn.形容词比较级的句式结构是怎样呢？A+be动词+形容词比较级+than+BReadandwrite.选词填空.(请在练习纸上作答）1.Mikeis164cm.Johnis159cm.Mikeis5cm_____thanJohn.tallerstrongerolderyoungershorterheavierthinnerlongersmallerbigger2.Johnis45kg.Mikeis48kg.Mikeis_______thanJohn.3.AmywearsSize35.Katewears37.Amy’sfeetare_____thanKate’s.4.Myruleris20cm.Your’sis18cm.Myruleris______thanyours.5.He’stwelveyearsold.She’selevenyearsold.He’s_______thanher.She’s________thanhim.tallerheaviersmallerlongerolderyoungerHello,Myname’sAmy.I’mfromCanada.Ihavetwodogs.Thebrowndogisbigandstrong.It’sfouryearsold.It’s56cmtall.Itstailis17cmlong.Thewhiteoneissmallandthin.It’sonlytwoyearsold.It’s26cmtallerthanthebrownone.Itstailis1cmlong.Butit’sveryfunny.()1.Amyhasthreedogs.()2.Thebrowndogisstrongerthanthewhiteone.()3.Thewhitedogisyoungerandfunnier.()4.Thewhitedogisonly26cmtall.()5.Thebrowndog’stailis16cmlongerthanthewhiteone.Readandwrite“T”or“F”(读短文，判断正误，对的写“T”，错的写“F”）TFFTTReadingroomUnderlinethecomparativedegree用横线划出课本里面的比较级，并写出原级。louder____原级•loud找出文中的比较级并写出原级。•fast•good•tall•highfaster____better___taller____higher___不规则变化•strongest原级•strong文中的最高级有哪些？•smartest•形容词的最高级形式主要用来表示•三者或三者以上人或事物的比较，•表示“最……”的意思，主要在单词后面+est。•smartLionandsnakeweretwoboastfulfriends.Lion:Iamthestrongestanimalintheworld.Snake:Iamthesmartestanimalintheworld.Lion:Iroarlouderthanyou.Snake:Iswimfasterthanyou.Snake:Iambetterathiding.Lion:Iamamiletallerthanyou.Lion:Icanjumphigherthanyou.Snake:”ButIcanrunfasterthanyou!”snakelaughed.Lion:No,youcan’trunasfastaslions!”Lionsaid.Snake:“Youareright”,snakelaughed，Ijustrunfasterthanlions.两人一小组分角色扮演，表演对话。小练笔：假如你是Tom，12岁，身高160cm，体重50kg，并与你的朋友Mike做比较。（不少于五句话）MyfriendHello,I’mTom.I’m12yearsold.I’m160cm.I’m50kg.Mikeismyfriend.Heistallerthanme.Heisyoungerthanme.Heisheavierthanme.Whataboutyou?Ais…thanB.A’sis…thanB’s.A…thanB.A’s…thanB’s.Is/Are…bigger/smallerthan…?Does/Do….faster/slowerthan…?4240134.______thebuterfliesflyhigherthanthebees?A.DoesB.DoIsIsDoesDo1.______thecatbiggerthanthemouse?A.IsB.Does2.______theelephents’noselongerthanthepigs’?A.IsB.Are3.____thebearskatebetterthanthemonkey?A.IsB.DoesReadandchooseBe动词+A+形容词比较级+than+BDo/does+A+动词原形+副词比较级+than+B1.____________tallerthanyou,TomorJim?Tomistallerthanme.WhoisWhoseeyesareMykiteflieshigherthanthem.4._________________higherthanTwins’?Readandcomplete2.________________biggerthanHelen’s?Mary’seyesarebiggerthanHelen’s.3.____________fartherthanBen?GaoShanjumpsfartherthanBen.WhojumpsWhosekitefliesWho/Whose…+be动词+A+形容词比较级+than+B?Who/Whose…+动词+副词比较级+than+B?longerheavierearlierfasterS1用所给词造陈述句S2说出同义句。陈述句同义句1.MikejumpsfartherthanBen.（写出同义句）Bencan’tjump____________Mike.2.Mymotherlikesapplesbetterthanotherfruit.(改为同义句)Mymother__________apples__________.3.MrGreenhaslunchat1:00p.m.MrsGreenhaslunchat12:30p.m.（合并为一句）MrsGreenhaslunch________________MrGreen.4.IamgoodatEnglishandMaths.(改为一般疑问句)___________good_____EnglishandMaths?5.SuHaidoesbetterinswimmingthanSuYang.(改为否定句)SuHai____________betterin_________thanSuYang.CompletethesentenceslikesbestAreyouatdoesn’tdoswimmingasfarasA+动词+as+原级+as+BasfarasA+don’t/doesn’t+动原+副词比较级+than+Bearlierthandoesn’tdoWritingbuildingReadinggardenListeningroomWelldone!..Listenandchoose（）1.A.Nancy.B.