Unit7SectionA1a 1c導學案 人教版七年級英語下冊

八年級英語下冊Unit7導學案課型：新課設計：審核：審批：班級：八年級姓名： 使用時間：月日星期Unit7What’sthehighestmountainintheworld?SectionA(1a~1c)第一課時學習目標：技能：學生能夠掌握較大數(shù)字的表達；能夠熟練運用形容詞和副詞的比較級、最高級。通過比較，了解中國及世界的地理知識。情感態(tài)度：通過對世界的一些“自然地理之最”的了解，更加熱愛大自然。學習策略：通過文字和圖片預測聽力的具體內(nèi)容。自學指導自學檢測及課堂展示=1\*ROMANI.LeadinWatchavideoaboutthescene.=2\*ROMANII.自學P411a/1b1.珠穆朗瑪峰 _____________2.里海 ___________3.撒哈拉沙漠____________4尼羅河___________5.1,025metersdeep6.6,671kilometerslong7.8,844.43metershigh8.9,600,000squarekilometersinsizeFreetalkWhichisthelargestoceanintheworld?It’s_____________.Whichisthehighestmountainintheworld?It’s_____________.Howhighisit?It’s___________________high.Whichisthelongestriverintheworld?It’s_____________.Howlongisit?It’s_______________long.Whichisthebiggestsaltlakeintheworld?It’s_____________________.Howdeepisit?It’s_________________deep.數(shù)字的讀法8,844.43讀作：eightthousand,eighthundredandforty-four,pointfourthree1,025讀作：onethousandandtwenty-five6,671讀作：sixthousand,sixhundredandseventy-one9,600,000讀作：ninemillion,sixhundredthousand總結數(shù)字的讀法：1.千位及千位以上數(shù)字的表達：以____________為一個單位，每三位數(shù)用“，”隔開。2.逗號讀法:朗讀時，將每三位數(shù)看做一個單位，依次為billion十億，million百萬，thousand千。每個單位按照百、十、個位向下讀，其中百位到十位之間要加入and。小數(shù)點讀____________。長、寬、高、深、面積的表達方法基數(shù)詞+單位詞+形容詞（long,wide,high,deep,insize等）基數(shù)詞+單位詞+in+名詞（length,width,height,depth,size等）MountainRiverSea/lakeAreaFeatureMostLeastWhilelistening1.Qomolangmais_______thananyothermountainintheworld.2.TheSaharais____________desertintheworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis___________riverintheworld.比較級表達最高級比較級+thananyother+可數(shù)名詞單數(shù)該結構意為“比其他任何一個……都……”，指同一范圍內(nèi)比較，表示最高級含義。Sheisthinnerthananyotherstudentinherclass.=Sheisthethinnestinherclass.如果比較對象不在同一范圍內(nèi)或不屬于同一類別，應用“形容詞/副詞比較級+thanany（任何的）+可數(shù)名詞單數(shù)”。ThePacificOceanislargerthananylakeintheworld.Hulunbuirisbiggerthan_____________cityinChina.Hulunbuirisbiggerthan_____________cityinAnhui.Post-listeningPracticeinpairs:A:Whatisthe...intheworld?B:...A:How...isit?B:Itis...high/deep/insize...Exercises1.Qomolangmaisthe_________________(high)mountainintheworld.2.TheSaharaisthe_________________(big)desertintheworld?3.TheNileis6,671kilometers_____.4.TheSaharaisabout9,600,000_________________(平方公里)insize.5.-Whichisthedeepestsaltlakeintheworld?--It's_________________.ExercisesChoosethebestanswer.1.Mybrotheris___moreoutgoingthanme.A.manyB.littleC.much2.October12thwasoneof______daysin2005.Shenzhou-VIwaslaunched(發(fā)射)successfully.A.excitingB.moreexcitingC.themostexciting3.Whichcityis______,Beijing,ShanghaiorFuzhou?A.beautifulB.morebeautifulC.themostbeautiful4._____childrenthereareinafamily,____theirlifewillbe.A.Theless,thebetterB.Fewer,richerC.Thefewer,thebetter5.Mobilephonesareverypopularnowandtheyare______thanbefore.