人教版八年级上unit3.ppt

SectionAPeriod1 1a 2d Unit3I mmoreoutgoingthanmysister short tall DescriptionWordsforPeople描述人的形容词 LiuXiangistall PanChangjiangisshort LiuXiangistallerthanPanChangjiang thin fat LinXinruisthin LiuYifeiisthinner LiuYifeiisthinnerthanLinXinru 45kg 48kg shorthair longhair Sara Tina shorthair longhair Sarahaslonghair Tinahasshorthair SarahaslongerhairthanTina GRAMMAR 当我们形容人或事物 常用形容词来修饰 那么要比较两个人或事物 就会用到形容词的比较级 课本P113 115 e g Tomisshort Jackisshort ButJackisshorterthanTom 1 什么是形容词的原级 原形表示修饰两种东西的程度是一样的 用as as表示原级 译为 和 一样 2 什么是形容词的比较级 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 3 什么是形容词的最高级 表示三者或三者以上相比 其中一个比另几个更 最高级的句中有of in短语来说明比较的范围 Thistreeisas asthattree Thegreenbagisas asthered tall big 原级 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 ertall tallersmart smartershort shorterhigh higherfast faster 形容词 副词的比较级变化规则 类似 变化规则 2 以不发音的字母e结尾的 加 r nice nicerlarge largerfine finerlate 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 biggerfat fatterthin thinnerred redderhot hotterwet wetter 4 以辅音字母 y结尾的双音节词 先改y为i 再加 er happy happierearly earlierfunny funniereasy easier 5 多音节词和部分双音节词要在前面加more important moreimportantdelicious moredeliciousexpensive moreexpensiveoutgoing moreoutgoingtired moretiredserious moreseriousslowly moreslowly 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 2 形容词 副词比较级的不规则变化 good betterbad worsemany much morelittle lessfar farther furtherwell betterbadly worse funnyquietsmartoutgoing funnierquietersmartermoreoutgoing 写出下列形容词的比较级 MorePractice hardquicklyslowlyhappilycarefullywell hardermorequicklymoreslowlymorehappilymorecarefullybetter 写出下列副词的比较级 句子结构 一 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 B如 I mtallerthanyou Youarethinnerthanme Thisrulerislongerthanthatone 二 副词比较级常用的句型结构 A 动词 副词比较级 than B Igotupearlierthanmymotherthismorning 我今天早晨起床比我妈妈还早 TinasingsmoreloudlythanTara Tina比Tara唱的更大声 三 形容词 副词比较级常用的句型结构 1 主语 A 谓语动词 as 形容词 副词原级 as B如 Heisasexcitedashisyoungersister 他和他妹妹一样兴奋 2 表示第一个人比不上第二个人时 使用句型 主语 A 谓语动词 否定式 as so 形容词 副词原级 asBHeisnotso asexcitedashisyoungersister 他没他妹妹那么兴奋 1 Ifyouwanttobethinnerandhealthier you dbettereat foodandtake exercise more fewerB more lessC fewer moreD less more MorePractice 2 He s thanhisbrother strongB strongerC thestrongerD thestrongest 3 Whichdoyoulike teaorcoffee goodB betterC bestD thebetter 4 Mum thisT shirtismuchtoosmallforme Wouldyoubuymea one goodB betterC largeD larger Exercise 1 Whois quiet AdaorJane 2 Davidismuch tall thanTom 3 MissLiisalittle outgoing thanhersister 4 Myfatherisvery good attellingstories 5 Jimis short thanLucy quieter taller moreoutgoing good shorter tall short long shorthair heavy thin PairWork loudly quietly A Iamshort butmyfriendBistall B Iamheavy butmyfriendAisthin 行为漂亮才是漂亮 1730 1774 anAnglo Irishnovelist poetandplaywright bestknownforhisnovelTheVicarofWakefield 威克斐牧师传 Listenandnumberthepairsoftwinsinthepicture 1 3 1 SamandTom2 TaraandTina3 PaulandPeter Lookandsay Herhairislong Herhairislonger Mrs Zhangisheavy Mrs Blackisheavier Practicetheconversationinthepictureabove Thenmakeconversationsabouttheothertwins Pairwork A That sTara isn tit B No itisn t It sTina TinaistallerthanTara AndshealsosingsmoreloudlythanTara IssheCherrieYing No sheisn t SheisSunLi CherrieYing shairislongerthanhers SunLi CherrieYing IsthatTom sdog No itisn t It sTina s Tom sdogisheavierthanTina s Tom sdog Tina sdog John sruler Jane sruler IsthatJohn sruler No itisn t It sJane s John srulerislongerthanJane s Listen Arethewordsintheboxusedwith i erormore er iermore friendly outgoing ListeningTask funnysmartlazyfasthighhardearly hard working Compareyourselfwithyourpartner PairWork tallerheavierfunnierthinnersmarter moreoutgoingmorefriendlymorehard working Listenagain HowareTinaandTaradifferent Fillintheboxes ListeningTask Tina Tara ismoreoutgoingthanTara worksashardasTina Tina Tara isfriendlierandfunnierthanTara canrunfasterandjumphigher issmarter islazier getsupearlierthanTina IsTomsmarterthanSam No heisn t SamissmarterthanTom Samissmarter taller funnierandmorehard working SamgetsupasearlyasTom Tomrunsfaster isthinnerandisfriendlierthanSam 2c Pairwork WriteandGuess Writeafewsentencestodescribeyourfriend use thanme andthenhavetheotherstudentsguesswhoyourfriendis tallerthinnersmarter biggereyessmallernoselongerhairmoreoutgoing familynamesitsinthe group infrontof likesto isgoodat Incasetheycan tguessitright writeoneortwomoresentencesabouthis herdistinguishingfeature 2d Role playtheconversation Exercise 1 Whois quiet AdaorJane 2 Davidismuch tall thanTom 3 MissLiisalittle outgoing thanhersister 4 Myfatherisvery good attellingstories 5 Jimis short thanLucy quieter taller moreoutgoing good shorter Findtheirdiffere