英语人教版八年级下册Unit 7 Section A 3.ppt

Retell the article.1.世界上最高的山峰是哪个？世界上最高的山峰是哪个？珠穆朗玛峰。珠穆朗玛峰。Whats_mountainintheworld?Qomolangma.Fill in the blanks according to Grammar Focus.thehighest2.珠穆朗玛峰有多高？珠穆朗玛峰有多高？它有它有8844.43米高。它比别的山都米高。它比别的山都高。高。HowhighisQomolangma?Its_.Its_thananyothermountain.8844.43metershighhigher3.世界上最深的咸水湖是哪个？世界上最深的咸水湖是哪个？里海是世界上最深的咸水湖。里海是世界上最深的咸水湖。Whichis_saltlakeintheworld?TheCaspianSeais_.thedeepestthedeepestofallthesaltlakes4.你知道中国是世界上最古老的国家你知道中国是世界上最古老的国家之一吗？之一吗？我知道。中国比美国古老。我知道。中国比美国古老。DidyouknowthatChinais_intheworld?Yes,Idid.ItsmucholderthantheUS.oneoftheoldestcountries我们已经学习过形容词和副词的比较级和最我们已经学习过形容词和副词的比较级和最高级的构成及基本用法。下面我们进一步学高级的构成及基本用法。下面我们进一步学习与其相关的其他知识点。习与其相关的其他知识点。形容词和副词比较级的修饰语形容词和副词比较级的修饰语1.比较级前可加比较级前可加much,alot,abit,alittle,any,no,some,even,still等词修饰。如：等词修饰。如：Youmustworkmuchfaster.Youlookalothappierthanyoudidyesterday.Hewastootiredtowalkanyfurther.Thisbookisevenmoreusefulthanthatone.2.比较级前还可加其他表示数量的词。如：比较级前还可加其他表示数量的词。如：Mysisteristenyearsyoungerthanme.Wereachedheretwodaysearlierthantheothers.形容词和副词最高级的其他用法形容词和副词最高级的其他用法1.形容词最高级可被形容词最高级可被second,third等序数等序数词修饰。如：词修饰。如：Thebuildingisthesecondtallestinthiscity.2.形容词最高级常用于句型形容词最高级常用于句型“oneof+the+形容词最高级形容词最高级+可数名词的复数形可数名词的复数形式式”，意为，意为“最最之一之一”。如：。如：LiuLiisoneofthemostpopulargirlsinourclass.3.形容词和副词的比较级和最高级可以互形容词和副词的比较级和最高级可以互相转换。如：相转换。如：Janeistallerthantheothergirls/anyothergirlintheclub.=Janeisthetallestgirlintheclub.Thiscarrunsfasterthantheotherones/anyotheroneinthegarage.=Thiscarrunsfastestofallthecarsinthegarage.1.比较级考点比较级考点2.比较级修饰问题比较级修饰问题alittle,abit,even,still,much,alot,far等可修饰比较级。等可修饰比较级。3.e.g.TomisalittletallerthanJim.Thisbookismuchmoreinteresting4.thanthatone.the+比较级比较级e.g.Lucyisthefatterofthetwogirls.“a/an+比较级比较级”表示表示“又一，再一又一，再一”e.g.Lilyhasadoll,butshewantsabiggerone.隐性比较（没有隐性比较（没有than的情况）的情况）e.g.Whorunsfaster,LucyorLily?Youdbettercomeearliernexttime.Heworkedhardlastterm,butheworksevenharderthisterm.越来越越来越.a.比较级比较级+and+比较级比较级b.b.the+比较级比较级+句子，句子，the+比较级比较级+句句子子c.e.g.Itsgettingcolderandcolder.Themoreyouexercise,thebetterd.youare.2.最高级考点最高级考点说明：形容词的最高级前必须加说明：形容词的最高级前必须加the；副；副词的最高级前省略词的最高级前省略the。范围问题范围问题e.g.Tomisthetalleststudentintheclass.Springisthebestseasonoftheyear.“.之一之一”问题问题e.g.Beijingisoneofthebiggestcitiesintheworld.“the+序数词序数词+最高级最高级”e.g.Ithinkheisthesecondtallestboyinhisclass.3.比较级和最高级的转换比较级和最高级的转换e.g.Tomisthetalleststudentintheclass.=Tomistallerthananyotherstudentintheclass.=Tomistallerthanalltheotherstudentsintheclass.=NootherstudentsaretallerthanTom.总结：总结：anyother+名词单数名词单数theother+名词复数名词复数否定否定+比较级比较级=最高级最高级比较级比较级+极限极限=最高级最高级同级比较同级比较as+adj./adv.+ase.g.SheisasthinasLily.HewritesascarefullyasLinda.not+as/so+adj./adv.+ase.g.TonydidntrunsofastasCarter.Fill in the blanks with the correct forms of the words in the box.bigmuchpopularlongoldhigh1.TheAmazonRiverisoneofthe_riversintheworld.Itsalittle_thantheYangtzeRiver.2.Qomolangmais8,844.43meters_.Itsoneofthemost_placesforseriousmountainclimbers.longestlongerhighpopular4a3.Nooceanintheworldisas_asthePacificOcean.4.AlthoughJapanis_thanCanada,itis_smaller.bigoldermuchbigmuchpopularlongoldhighWrite two comparisons about two topics.Write true facts.Tworivers:_and_4bTheYangtzeRiverisalmostaslongastheAmazonRiver.TheAmazonislongerthantheYangtze,buttheYangtzeRiveristhelongestriverinChina.theYangtzeRivertheAmazonRiverTwocities:_and_1._2._Twoanimals:_and_1._2._SingaporeKualaLumpurKualaLumpurisasmodernasSingapore.SingaporeisbiggerthanKualaLumpurandhasalargerpopulationthanKualaLumpur.MonkeyDogAdogisbiggerthanamonkey.Amonkeyissmallerthanadog,butitclimbsatreefasterthanadog.Write five questions using comparisons.Then ask your partner your questions.1._2._3._4._5._4cWhatisthehighestbuildinginourcity?Whatisthebusiestsubwaystationinoutcity?Whatisthelargestshoppingmallinourcity?Whichisthebiggestparkinourcity?Whichisthelongestroadinourcity?theNiletheYangtzeRivertheYellowRiver6,671km 6,300km5,500kmTheYellowRiverislong.TheYangtzeRiverisalot_thantheYellowRiver.TheNileis_ofall.longerthelongestI.CompletethesentencesusingII.theinformationintheforms.TheYangtzeRiverisnot_long_theNile.=TheYangtzeRiverisnot_thantheNile.asaslongertheNiletheYangtzeRivertheYellowRiver6,671km 6,300km5,500kmMountTaiishigh.MountHuangisalittle_thanMountTai.Qomolangmais_ofall.MountTaiisnot_high_Qomolangma.=MountTaiisnot_thanQomolangma.higherthehighestasashigherQomolangma MountHuangMountTai8,848m1,864m1,545m1.ThepopulationofSingaporeislarge.2.ThepopulationofMalaysiaismuch_thanthatofSingapore.3.ThepopulationofChinais_ofall.SingaporeMalaysiaChina4,000,00020,000,0001300,000,000largerthelargest4.ThepopulationofSingaporeisnot_large_thatofChina.5.ThepopulationofSingaporeisnot_thanthatofChina.aslargerasSingaporeMalaysiaChina4,000,00020,000,0001300,000,000.根据句意，用括号内所给单词的适当形根据句意，用括号内所给单词的适当形式填空。式填空。1.Thesnowherewas_(thick)thanthatoverthere.2.Ithinkmountainclimbingis_(dangerous)thanrunning.3.Ofalltheboys,Daveisthe_(outgoing).4.Whichmountainrises_(high),MountTai,MountHuangorMountTianzi?5.Thisroadisalmostas_(long)asthatone.thickermoredangerousmostoutgoinghighestlong.根据汉语意思完成英语句子，每空一词。根据汉语意思完成英语句子，每空一词。1.我觉得滑冰是最受欢迎的运动之一。我觉得滑冰是最受欢迎的运动之一。Ithinkskatingis_.2.这只熊猫看上去比那只壮得多。这只熊猫看上去比那只壮得多。Thispandalooks_thanthatone.3.马比猫重许多倍。马比猫重许多倍。Thehorseweighs_thecat.oneofthemostpopularsports muchstrongermanytimesmorethan4.在这里双龙湖比其他任何湖都深。在这里双龙湖比其他任何湖都深。ShuanglongLakeis_lakehere.5.格林城与阳光城一样古老。格林城与阳光城一样古老。GreenCityis_SunCity.deeperthananyotherasoldas1.Memorizetheimportantstructure.2.Makesomesentencesusingas as,.times than,less than,more than.