江苏省仪征市实验中学九年级英语下册 Unit 4 Life on Mars Period 2课件 （新版）牛津版.ppt

unit4 reading1 1 tolearnsomethingaboutlifeonmars2 tolearnthewordsandphrasesinthispassage wordsand expressions marshelmetairtankdriedfoodpowerpacksleepingbaggravity n 火星n 头盔n 氧气罐n 干粮n 电源包n 睡袋n 重力 wordsand expressions planetcrowdedpollutedrapidincrease all overagainpassengeralla thespeedof n 行星adj 拥挤的adj 被污染的adj 快的 迅速的n 增加再 重新n 乘客以 的速度 wordsand expressions uncomfortableoxygenintheformoftastyspeciallyfloatcomparecompareto with adj 使人不舒服的 不适的n 氧气以 的形式adj 味道好的adv 专门地 特地vi 飘浮 漂浮vt vi 比较与 相比 wordsand expressions interplanetarynetworkchallengingrapidly adj 行星间的n 网络adj 挑战性的adv 快地 快速地 words planetpollutedrapidincreasepassengerrapidlytastycompare phrases alloveragainata thespeedofintheformofcompareto with patterns itishopedthat hereiswhatlifetherecouldbelike ourspacecraftaretooslowtocarry robotswoulddomostoftheirworksothat focuson movingtomars 1111 solarsystem whereismars mars doyouknowanythingaboutmars whatdoesitlooklike itlooksred soitisalsocalledtheredplanet 火星 太阳系八大行星之一 按离太阳由近而远的次序计为第四颗 比地球小 公转周期约687天 自转周期约24小时37分 公转周期 约687天 自转周期 24小时37分22秒 行星直径 6794千米 质量 6 4191e20吨 thecolorofmars red mars one halfthediameter 直径 ofearth thesizeofmars pluto jupiter uranus neptune earth venus mars saturn mercury eightplanetsinoursolarsystem thesolarsystem太阳系 it sbetweenearthandjupiter 木星 inoursolarsystem twomoons 卫星 phobosanddeimos火卫1和火卫2 thelowesttemperaturewillbe 133 andthehighestwillbe27 what sthelifelikeonmars pills onmars onearth food pollution nopollution onmars onearth what sthelifelikeonmars population alargenumberof moreandmorecrowded itisstillincreasingrapidly increaseincreasing therapidincreaseinpopulation movetoanotherplanet let sstartalloveragainandbuildabetterworld breathingoxygen wemustwearspacehelmetstogooutside onmars onearth what sthelifelikeonmars doyouknowwhatthefollowingthingsare theyarenecessarywhenweliveonmars airtank driedfood powerpack spacehelmet specialboots computer sleepingbag tent doyouthinkitispossibleforhumanbeingstoliveonmars discussion let senjoyavideo 1 atpresentourspacecraftaretoostoclargenumbersofpeople 2 withthedevelopmentoftechnology thespacecraftcantravelatthespeedofl 3 thejourneytomarsmightonlytake20m low arry ight howcanwegettothemars imutes spacecraft宇宙飞船 passengers 1 nobodyknowswhethertherewouldbeenoughw oro onmars2 scientistsarenotsurewhetherp willgrowonmars 3 foodwouldmostprobablybeintheformofpills ater whatdoweeatonmars 山谷和溪流证实火星上曾存在水 xygen 氧气 lants helmet specialboots spacesuit whatshouldwewearonmars 1 thereisless onmarsthanonearth 2 wecouldjumpeandfintospace 3 humanshavetowearsbootstomakethemselvesheavier 4 thebootsares designedtop themselvesfromf offintospace asily loat pecial gravity revent pecially laoting wherewillweliveonmars liveinhouseswithlargecomfortablerooms huge robotswoulddomostofthehousework everystudentwouldhaveacomputerathome thecomputerwillbeconnectedtoaninterplanetarynetwork wherewillwestudyonmars atarealschool atanonlineschool everystudentwouldhaveacomputerathome connectedtoaninterplanetarynetwork readthepassage matchthewordsontheleftwiththemeaningsontheright b1 1 crowded 2 rapid 3 population 4 alloveragain 5 passenger 6 tasty 7 specially pare a foronepurpose b asecondtimefromthebegin c decideinwhatwaythingsaresimilarordifferent d havinganicetaste e fullofpeople f happeninginashortperiodoftime g apersonwhoridesinacar bus train etc butdoesnotdriveit h thetotalnumberofpeopleinanarea acountry etc matchthekeywordswiththelinks writethecorrectlettersintheblanks b2 c d b e a readthepassageandchosethebestanswer b3 readthepassageandchosethebestanswer b3 readthepassageandanswer whatwilllifebelike transport atpresent 2100 howdowegetthere howlongdoesittake howwillwegetthere howlongwillittake food whatwillweeatonmars gravity willitbeabigproblem whyisitabigproblem whyisitverydangerous topreventthis whatshouldpeopledo education whatkindofschoolwillstudentsstudyin whatdotheycalltheirteachers completethislist usetheinformationfromthearticleonpages52and53 b4 1 by2100 peoplemightliveonmars 2 marsisbecomingcrowdedandpolluted 3 now ittakesmonthsforaspacecrafttotravelfromearthtomars 4 peoplearenotsurewhethertherewouldbeeonghwaterofoxygenonmars t f t t earth marshasone eighththegravityofearth peoplewillhavelessspaceonmars studentswillgotoschoolbyspacecraft peoplemighthavetodohouseworkbythemselves f f f f three eighths more studyinonline school don thavetodo readthepassagecarefullyandcompletethelist spacecraftwouldtravelatthespeedoflight theremight wouldnotbeenoughwaterandoxygen foodwouldmostprobablybeintheformofpillsandwouldnotbesotasty peoplewouldhavetowearspecialboots peoplemightliveinhouseswithhugecomfortablerooms peoplecouldhavemoretimetorelax studentswouldstudyatonlineschools fillintheblanks theearthisbecomingmoreandmorecrowdedandpolluted the inpopulation itishopedthatpeoplecouldstart onmars hereiswhatlifetherecouldbe 2100 thejourneytomarsmightonlytakeabout20minutesinspacecraftthattravel light andfoodwouldmostprobablybe pillsandwouldnotbeso rapidincrease becauseof alloveragain bytheyear atthespeedof intheformof tasty peoplewouldhaveto bootsthatarespeciallydesignedtopreventthemselves floatoff intospace atthesametime peopleonmarswouldhavemorespace theymightliveinhouseswithhugecomfortablerooms also robotswoulddomostoftheirwork theycouldhavemoretimetorelax lifeonmarswouldbeinteresting challenging fromfloatingoff sothat aswellas wear advantagesoflivingonmars it snot or the ismoreconvenient peoplewillwearspecial peoplewillhave space willdomostofourwork we llhavemoretimefor studentswillstudyin schools crowdedpollutedtransportboots morerobotshobbiesonline disadvantagesoflivingonmars low willbedangerous fooddoesnottaste spacetravelmakepeoplefeel it stoo tostayoutside it stoo awayfromfriendsonearth gravity good ill sick cold far i 用括号内所给词的适当形式填空 thereislessair pollute intownthatinthecity 2 lookatthenewestt shirt it smadeofcotton ithinkitwillbeco