英语人教版八年级下册whats the highest mountain .ppt

Unit7What sthehighestmountainintheworld HowbigisQinghaiLake It s4 583squarekilometersinsize HowdeepisQinghaiLake It s38metersdeep HowhighisMountHuang It s1 864metershigh HowlongistheYellowRiver It s5 464kilometerslong HowlongistheGreatWall It s8 851 8kilometerslong HowwideistheGreatWall It s4 5meterswide Howtoaskandanswer Howlong 基数词 数量单位 long Howwide 基数词 数量单位 wide Howhigh tall 基数词 数量单位 high tall Howdeep 基数词 数量单位 deep Howbig 基数词 数量单位 insize Howtoread 123456789 thousand million onehundredandtwenty threemillionfourhundredandfifty sixthousandsevenhundredandeighty nine 9 600 000 ninemillionsixhundredthousand 18 506 001 eighteenmillionfivehundredandsixthousandandone 1 2 3 4 5 6 7 8 9 3 056 000 threemillionfifty sixthousand Number1 Number2 4 802 060 fourmillioneighthundredandtwothousandandsixty Number3 7 579 115 sevenmillionfivehundredandseventy ninethousandonehundredandfifteen Number4 2 605 807 twomillionsixhundredandfivethousandeighthundredandseven Number5 8 003 009 eightmillionthreethousandandnine Yougot2marksforyourgroup Number7 1 203 478 onemilliontwohundredandthreethousandfourhundredandseventy eight Number8 900 001 000 ninehundredmilliononethousand Number9 100 456 709 Onebillionfourhundredandfifty sixmillionsevenhundredandnine Practice 1 203 4783 056 0004 802 060 onemilliontwohundredandthreethousandfourhundredandseventy eight threemillionfifty sixthousand fourmillioneighthundredandtwothousandandsixty A HowbigisLanyuanMiddleSchool B It sabout5 333 33squaremeters 1c Pairwork makeconversations Forexample 长 961m宽 753m面积 723 600 长 63 7m宽 60 9m高 18 5m What sthehighestmountainintheworld Qomolangma What sthelongestriverintheworld theNile what sthedeepestsaltlakeintheworld theCaspianSea What sthebiggestdesertintheworld theSahara Matchthefactsyouknow 1a QomolangmaTheSaharaTheCaspianSeaTheNile about9 600 000squarekilometersinsize1 025metersdeep6 671kilometerslong8 844 43metershigh Listenandcompletethesentences Qomolangmais thananyothermountainintheworld TheSaharais desertintheworld TheCaspianSeais ofallthesaltlakes TheNileis riverintheworld 1b higher thebiggest thedeepest thelongest Listenandnumberthefacts 1 4 intheorderyouhearthem TheYangtzeRiverisabout kilometerslongandtheYellowRiveris kilometerslong Chinahasthebiggestpopulationintheworld It salotbiggerthanthepopulationoftheUS Chinaisover yearsold IthasamuchlongerhistorythantheUS TheUSisnoteven yearsold ChinaisalmostasbigastheUS anditisthebiggestcountryinAsia 2a 1 4 3 2 TheYangtzeRiverisabout kilometerslongandtheYellowRiveris kilometerslong Chinahasthebiggestpopulationintheworld It salotbiggerthanthepopulationoftheUS Chinaisover yearsold IthasamuchlongerhistorythantheUS TheUSisnoteven yearsold ChinaisalmostasbigastheUS anditisthebiggestcountryinAsia Listenagainandfillintheblanksin2awiththenumbersinthebox 2b 6 300 5 464 5 000 300 6 3005 0005 464300 1 4 3 2 XinjiangProvince QinghaiLake TaiwanIsland QaidamBa