八年级英语下册《Unit7Whatsthehighestmountainintheworld》（第1课时）课件（完整版）3

Unit7What’sthehighestmountainintheworld？SectionA(1a---2d)Theworld’shighestmountainintheworld.Doyouknowhowhighitis?Itis8,844metershigh.QomolangmaSaharaisthebiggestdesertintheworld.Itisabout9,600,000squarekilometersinsize.SaharaTheworld’sdeepestsaltlakeTheCaspianSeaDoyouknowthathowdeeptheworld’sdeepestSaltlake?Yes,itis1,025metersdeep.学习目标1、能听说读写四会单词：square,meter,deep,desert,population,Asia,tour,tourist,wall,ancient,protect,wide.2、能正确运用短语：feelfree3、能正确理解句子：TheYangtzeRiverisabout6,300kilometerslongandtheYellowRiveris5,464kilometerslong.It’s8,844metershigh.它有8,844米高。Itis…metershigh(long,wide…).它……米高（长,宽……)。“有多长（宽，高……）”时，将数词和数量单位放在表示长宽高的形容词前。翻译句子

1.这张桌子两米长，一米宽。2.这座山有1500米高。

3.这栋楼120米高。4.这个湖有多深？1025米深。Thetableistwometerslongandonemeterwide.Themountainis1,500metershigh.Thebuildingis120meterstall.Howdeepisthelake?It’s1,o25metersdeep.

Population作整体概念时，谓语动词用单数。eg:Thepopulationofthevillageisabout4,000.如果指整体人口中有多少人是干什么的，则强调一个群体，是复数概念这时谓语用复数。eg:80%ofthepopulationofthattownarefarmers.注意：表人口“多”“少”要用large/big和small来修饰population.提问有“多少人口”时用what或howlarge,而不用howmany或howmuch.eg:What’sthepopulationofChina?

中国的长城共有近一万公里，东起河北秦皇岛的山海关，西到嘉峪关，这是明代修筑长城的两个最大关口，北京境内的长城有600余公里，比较著名的有八达岭长城、金山岭长城、司马台长城、慕田峪长城、居庸关长城和箭扣长城等。TheGreatWall

2dReadtheconversationandanswerthequestions:1.Whichisthebiggestman-madeobjectsintheworld？2.WhichisthemostfamouspartoftheMingGreatWall?TheGreatWall.Badalingpartofthewall.1、Feelfreetoaskmeanythingontoday’sGreatWalltour.在今天的长城游中，大家尽管随意问我任何问题。feelfreetodosth随意做某事CanIuseyourbathroom?Yes,feelfree.2、protectv.保护protect…from保护……不受……侵害Weshouldprotectchildrenfromdanger.延伸：protect…against保护……不受……侵害。against后常接较大的事件或较重要的东西，如战争、灾害、骚扰、税收等。eg:苹果汁可以预防心脏病。Applejuicecanprotectagainstheartdisease课堂小结1、TheYangtzeRiverisabout6,300kilometerslongandtheYellowRiveris5,464kilometerslong.