英语人教版八年级下册Unit7SectionA1a-1c.ppt

Unit7What sthehighestmountainintheworld SectionA1a 1c Qomolangmaisthehighestmoutainintheworld TheCaspianSea TheSaharadesert TheNile Qomolangmaabout9 600 000squarekilometersinsizeTheSahara1 025metersdeepTheCaspianSea6 671kilometerslongTheNile8 844 43metershigh 1a Matchthefactsyouknow 形容词最高级的构成 tall taller tallest B heavyeasytidydrybusyhappyhealthyhungryearly y i est C largelatenice st biggest D big hot hottest thin 双写 thinnest wet wettest fat fattest Adjective deliciousdangerousinterestingpopularbeautifulcarefulfriendly themost adj 不规则变化 betterbest far little worseworst moremost fartherfarthest lessleast good well bad badly many much 1 Qomolangmais thananyothermountainintheworld 2 TheSaharais desertintheworld 3 TheCaspianSeais ofallthesaltlakes 4 TheNileis riverintheworld 1b Listenandcompletethesentences higher thebiggest thedeepest thelongest 1c Usetheinformationin1btomakeconversations A Whatisthehighestmountainintheworld B Qomolangma A Whatisthebiggestdesertintheworld B Sahara A Whatisthedeepestsaltlakeintheworld B Caspiansea Pairwork A Whatisthelongestriverintheworld B TheNile 一写出下列单词的比较级和最高级 fortable3 big4 happy5 cheap6 many7 difficult8 little fortable3 big4 happy5 cheap6 many7 difficult8 little betterbest more most biggerbiggest happierhappiest cheapercheapest moremost more most lessleast TheYangtzeRiverisabout kilometerslongandtheYellowRiveris kilometerslong Chinahasthebiggestpopulationintheworld It salotbiggerthanthepopulationoftheUS 2a Listenandnumberthefacts 1 4 intheorderyouhearthem 6 3005 0005 464300 2 4 Chinaisover yearsold IthasamuchlongerhistorythantheUS TheUSisnoteven yearsold ChinaisalmostasbigastheUS anditisthebiggestcountryinAsia 1 3 2b Listenagainandfillintheblanksin2awiththenumbersinthebox TheYangtzeRiverisabout kilometerslongandtheYellowRiveris kilometerslong Chinahasthebiggestpopulationintheworld It salotbiggerthanthepopulationoftheUS 6 3005 0005 464300 2 4 6 300 5 464 Chinaisover yearsold Ithasamuchlongerhistoryt