牛津譯林版九年級英語下冊Unit4LifeonMarsReading新課導入DiscussionDoyouthinkitispossibleforhumanbeingstoliveonMars?WhyorWhynot?1.crowdedplanetf。4.spacehouses______2.spacecraft______5.robotonMars______3.speedboots______6.onlineteacher______a.Needsomeonetoteachyouanytime,anyplace?b.Livinginaspacehouseisfunc.Allaboutthenewestspacecraftthattravelinspaced.Ourshoescanmakeyouwalkfaster!e.RobotscouldbeofgreathelptopeopleonMarsf.ThepopulationontheEarthisstillincreasingrapidlycdbeaB3

DanielistellingSimonaboutthearticle.Simonisveryinterestedandisaskingmanyquestions.HelpDanielanswerSimon’squestions.Circlethecorrectletters.1.WhywouldpeoplemovetoMars?a.TheEarthiscrowdedandpolluted.b.Peoplewanttomakefriendswiththosefromanotherplanet.c.FlyingtoMarswouldbefun.aLanguageGoal1.能熟悉并正確運用本課時的重點單詞和短語。2.能了解22世紀在火星上生活可能的樣子。Danielwantstofindoutmoreaboutlifeinspaceinthefuture.HehasfoundthefollowingarticlebyafamousscientistwhothinkshumanscouldliveonMarsbythenextcentury.A▲MovingtoMarsSomepeoplebelievethathumanscouldliveontheplanetMarsbytheyear2100.Ourownplanet,theEarth,isbecomingmoreandmorecrowdedandpollutedbecauseoftherapidincreaseinpopulation.ItishopedthatpeoplecouldstartalloveragainandbuildabetterworldonMars.Hereiswhatlifetherecouldbelike.B4DanielismakingalistofthedifferencesbetweenlifeontheEarthtodayandlifeonMarsin2100.Helphimcompletehislist.Usetheinformationfromthearticleonpages52and53.LifeontheEarthtodayLifeonMarsin2100Itispollutedandcrowded.Itwouldbecleanandhavelotsofspace.Spacecraftareslow.Thereisenoughwaterandoxygen.Itwouldbecleanandhavelotsofspace.Spacecraftwouldtravelatthespeedoflight.LifeontheEarthtodayLifeonMarsin2100Therearemanykindsoftastyfood.Gravityisnotaproblemforus.Manypeopleliveinsmallflats.Therewouldnotbeenoughwateroroxygen.Foodwouldmostprobablybeintheformofpillsandwouldnotbesotasty.Thegravityisonlyaboutthree-eighthsofthatontheEarth.1.HowlongdoesittaketoflytoMarsatpresent?a.Hours.b.Months.c.Years.2.WhatwouldtheflighttoMarsbelikebytheyear2100?a.Fastandcomfortable.b.Fastbutuncomfortable.c.Slowbutcomfortable.bbLifeontheEarthtodayLifeonMarsin2100Peoplehavelittletimetorelax.Studentsstudyatrealschools.Peoplecouldhavemoretimetorelax.Studentswouldstudyatonlineschoolswith“e-teachers”.FastReadingDividethetextintofourpartsandwritethemainideaofeachpart.Part1Part2Part3Part4Paragraph1Paragraphs2-4Paragraphs5-6Paragraph7WhypeoplemovetoMarsDisadvantagesoflifeonMarsAdvantagesoflifeonMarsConclusion考點精講①Withthedevelopmentoftechnology,bytheyear2100,thejourneymightonlytakeabout20minutesinspacecraftthattravelatthespeedoflight!with的用法e.g.Theshadowslengthenedwiththeapproachofsunset.隨著太陽西沉,影子越來越長?？键c1介詞，意為“隨著”。

閱讀訓練1.閱讀教材Reading部分短文1~2段，回答問題。①WhydopeopleneedtomovetoMars？Because

the

Earth

is

becoming

more

and

more

crowded

and

polluted.②HowlongdoesittakepeopletoflytoMarsbyspacecraftatpresent？It

would

take

months.Because

the

Earth

is

becoming

more

and

more

crowded

and

polluted.It

would

take

months.pollutionnopollutiononMarsonEarthWhat’sthelifelikeonMars?populationalargenumberofmoreandmore

crowdedItisstillincreasing

rapidly（迅速地）

increase增長

increasingthe

rapid

increase

inpopulationDanielismakingalistofthedifferencesbetweenlifeontheEarthtodayandlifeonMarsin2100.Helphimcompletehislist.Usetheinformationfromthearticleonpages52and53.LifeontheEarthtodayLifeonMarsin2100Itispollutedandcrowded.Itwouldbecleanandhavelotsofspace.Spacecraftareslow.Thereisenoughwaterandoxygen.Therearemanykindsoftastyfood.Gravityisnotaproblemforus.Manypeopleliveinsmallflats.Peoplehavelittletimetorelax.Studentsstudyatrealschools.Spacecraftwouldtravelatthespeedoflight.Therewouldnotbeenoughwateroroxygen.Foodwouldmostprobablybeintheformofpillsandwouldnotbesotasty.Thegravityisonlyaboutthree-eighthsofthatontheEarth.Peoplemightliveinhouseswithhugecomfortablerooms.Peoplecouldhavemoretimetorelax.Studentswouldstudyatonlineschoolswith“e-teachers”.2.閱讀短文3~6段，完成下面表格。SomethingonMarsWater，oxygenandfoodNobodyknowswhethertherewouldbe①

enough

?wateroroxygen；Foodwouldprobablybeintheformofpills，andwouldn’tbe②

tasty

?.

enoughtastynocomputer③HowlongwillittakepeopletoflytoMarsbyspacecraftbytheyearof2100？It

might

take

about

20

minutes.It

might

take

about

20

minutes.Retellthearticle.ShowTime通過以活動小結通過以上的活動，我們了解了22世紀在火星上生活可能的樣子：一些人認為到2100年，人們能夠到火星上生活，在火星上的生活可能是以下這樣的。1.交通：以_______速_______分鐘到火星；2.食物：以______形式，不會好吃；3.引力：特別設計的______；4.住宿：有大而舒適的房間的房子；5.教育：________學校。光20藥丸靴子在線Movetoanother

planet.Let’sstartalloveragain（重新開始)andbuildabetterworld.課堂學習Unit4Period2重點單詞及短語：planet,crowded,polluted,rapid,increase,passenger,uncomfortable,oxygen,tasty,specially,float,compare,interplanetary,network,challenging,rapidly,(all)overagain,ata/thespeedof,intheformof,compareto/with22世紀在火星上生活可能的樣子：一些人認為到2100年，人們能夠到火星上生活，在火星上的生活可能是以下這樣的。1.交通：以_______速_______分鐘到火星；2.食物：以______形式，不會好吃；3.引力：特別設計的______；4.住宿：有大而舒適的房間的房子；5.教育：________學校。光20藥丸靴子在線Readthearticlequicklyandfindoutthekeywordsofeachparagraph.Para1Para2Para3Para4Para5Para6Para7crowded,polluted(population,pollution)transportfood,waterandairgravityhousesschoollifeP52當堂檢測一、用所給單詞的適當形式的適當形式填空。1.Weshouldkeepwaterfrom_____________(be)polluted.2.MrsGreenfelt_____________(comfortable)becauseofsevenhours’traintrip.3.Myfathercooksverywell.Thefoodhecooksisas_____________(taste)asthatintherestaurant.4.Thefactorydumped(傾倒)alotof