英语人教版八年级下册Unit7Period1导学案

1、导学案Unit7What'thehighestmountainintheworld?Period1SectionA1a-2c【学习目标】I.LearningAims1. Learnandmasterthekeywords.2. Masterhowtosaylargenumbers.3. Becomemoreskillfulinmasteringcomparativesandsuperlatives.n.LearningKeyPoints1. Geographicalwordsandphrases:Qomolangma,desert,theNile,theCaspianSea,theSa

2、hara,theYangtzeRiver,theYellowRiver.2. Keysentencesincludinglargenumbers,comparativesandsuperlatives:Qomolangmaishigherthananyothermountainintheworld.Chinahasthebiggestpopulationintheworld.ChinaisalmostasbigastheUS.【学习过程】Step1.Warmup&lead-in1. Playagame-guesstheprice.1) 38,888/37,888/38,9882)315

3、,000/350,000/351,0003)50,000,000/45,100,000/45,000,0002. Lead-in.Giveanumber-8844.43.Thinkaboutonequestion-whatdoesitremindyouof?ThenenjoyavideoaboutQomolangma.Step2.Presentation1. Lookatthepicturesandlearnthenewwords.2. Thenlookatthefourpicturesonthesreen,payattentiontothephrasesinred.3. Summarizeh

4、owtodescribethemountain/theriver/thedesertandsoon.E.g.TheCaspianSeais1,025metersdeep.TheNileis6,671kilometerslong.Qomolangmais8,844.43metershigh.规律：表达某人/某物有深/长/高/宽Step3.Activity1a1. Lookatthechart,matchthefacts.Whiledoing,payattentiontothelargenumbersinthesesentences.2. Checktheanswerstogether.Step4

5、.Activity1b1. Comparesomemountains,lakes,desertsofChinawiththem.使用以下句型：Ais+比较级+thanBAisthe+最高级+比较范围2. Listencarefully,completethesentences.听力技巧小结：3. Checktheanswers.Step5.Activity1c1. Workinpairs.Talkaboutthefourpictureswithpartners.Usefulsentencepatterns:A:What'theintheworld?B:it'2. Invites

6、everalpartnerstoshowtheirconversation.Step6.Activity2a&2b1. Lookthroughthefoursentencesandgraspthemainideaofthem.1) Underlinethekeywordsineachsentence.听力技巧小结：2) Listentothetapeandnumberthesentencesintheorder.3) Checktheanswer.2. Listenagain.Fillintheblankswiththegivennumbers.3. Consolidation.Rea

7、dthetapescriptsonpage104.Thenanswerthreequestions.1) HowlongdoesChinahasthehistory?WhatabouttheUS?2) IsChinaaboutthesamesizeastheUS?3) HowlongistheYangtzeRiver?Step7.Roleplay1. ImagineyouareatourguideofChina,howwillyouintroducethiscountrytoforeigntourists?YoucanuseamapofChinaandseveralpictures.2. Yo

8、ucanorganizeyourintroductionfromthefollowingaspects:1) History:over5,000yearsold2) Size:9,600,000squarekilometers3) Population:thelargestpopulationintheworld4) River:twomainrivers5) Someotherplacesofinterest:theGreatWalTheSummerPalaceandsoon.Step8.SummaryThinkaboutwhatyouhavelearnedintheperiod.1. Le

9、arnaboutgeographyandnature.2. Comparethingsusingcomparativesandsuperlatives.1) .A+be动词+比较级+thanB2) .A+be动词+比较级+thananyother+单数名词3) .A+be动词+the+最高级+in/of4) .A+be动词+as+原级+asBStep9.ExercisesFinishtheexercisestoconsolidatewhatyouhavelearnedtoday.【探究归纳】知识点一：about9,600,000squarekilometersinsize大约960万平方千米s

10、quare不可数名词，意为平方”326squarekilometers326平方千米。【拓展】1)square作可数名词，意为正方形”Thecookieswereintheformofsquares那些饼干是正方形的。2)square做可数名词，意为广场，街区”Tian'anmenSquare安门广场知识点二：Chinahasthebiggestpopulationintheworl中国是世界上人口最多的国家。population是一个集合名词，意为人口”（1）population常与定冠词the连用，做主语时，位于动词用第三人称单数形式。Theworld'spopulatio

11、nisincreasingfasterandfa全世界的人口增长得越来越快。（2）表示人口的多”或少”不用much或little，而要用large或smalI修饰。alarge/smallpopulation人口众多/少【当堂巩固】一.根据句意及提示完成单词。1. ThebiggestdintheworldistheSahara.2. Theriverisdtoswimin.It'sdangerous.3. Bangladeshnowhasapofabout110million.4. JapanisanAcountry.5. A（正方形）hasfoursides.6. Thisbuil

12、dingisovertwenty（米）high.二.用形容词的正确形式填空。7. Myshoesarenew.Mysiste'rsarethanmine.8. Herbagisheavy,andhisisthanhers.Butyoursisofall.9. Billisseven.JohnisnineandTomiseleven.TomisthanJohnandBill.BillisthanJohn.BillisandTomisofthethree.三.单项选择。10. ThepopulationofIndiaisthanofChina.A.less;thatB.smaller;th

13、atC.less;thoseD.smaller;those11. WhatthepopulationofChina?About1,300,000,000.A.areB.isC.beD.has12. It'sintheworld.A.thebiggestdesertB.biggestdesertC.thebiggestdesertsD.biggerdesert13. Therearenoman-madeobjectsasastheGreatWall.A.biggerB.biggestC.bigD.thebiggest四完成句子14. 中国是世界上最古老的国家之一。Chinaisintheworld.15. 撒哈拉沙漠面积大约有9600000平方公里。TheSaharaisabout9,600,000.16. 珠穆朗玛峰比世界上任