Unit 4 Welcome to the unit课件-牛津译林版英语九年级下学期

学习目标掌握本课节新短语：driedfood,sleepingbag；13思考在另一行星上的生活情景；了解太空旅行所需的物品；24讨论在某一特定环境中生活的优点和缺点；Unit4LifeonMarsP50Comicstrip&Welcometotheunit

aredplanetMars火星课堂导入1111SolarSystem太阳系土星木星海王星天王星金星地球水星火星

planets行星MarsthefourthplanetfromtheSunMarsisquitesimilartotheEarth.Marshasvalleys（山谷）,deserts（沙漠）,and

polaricecaps（极地冰盖）.

MarsisknownastheRedPlanet.lifeinspaceairtank氧气罐WhatwouldyoutakeifyouvisitMars?space

helmet太空头盔specialboots特殊的靴子computer电脑课堂学习powerpack电源包sleepingbag睡袋tent帐篷driedfood干粮WhatwouldyoutakeifyouvisitMars?dry-dried-dried

v.烘干airtank

氧气罐

computer

电脑driedfood

干粮

powerpack电源包sleepingbag

睡袋

spacehelmet

太空头盔specialboots特殊的靴子

tent帐篷airtanktentdriedfoodspacehelmetspecialbootscomputerpowerpacksleepingbag

Daniel:WhatwoulditbeliketoliveonMars?Amy：There'slessgravityonMars.We'dprobablyneedtowear

specialboots.Daniel：Yes.Andwemightneedsleepingbagstoo.Amy:Iagree.Also,thereisnofruitorvegetables,sowewouldhavetoeatdriedfood.干粮Daniel:Well...thatsoundsquiteboring!Buttherewouldbeno

pollutiononMars.Amy:Ihopeso.Listenandread

重力pollution（不可数n.）污染

pollute(v.)污染睡袋特殊的靴子Whatwould

it

beliketoliveonMars?

住在火星上将会是什么样子呢？1)What...belike?……是什么样子？

其中的like是介词，意为“像”。Whatistheweatherliketoday?今天的天气怎么样？2)it(形式主语)=toliveonMars(真正主语)LifeonMars1._________gravity2.wear_________boots3.need__________bags4.eat___________food5.no___________________Feelings_____________B

DanielistalkingtoAmyaboutlivingonMars.Listentothetapeandfillintheform.less

specialsleepingdriedfruitorvegetables/pollutionboringReadandact

thinkabout思考；想到；考虑；认为我也不=NeitherhaveI我够不到我的食物。getto

作“触及；接触”讲时，和reach意思相近。getto=arriveat/in=reach

“到达”，后接地点名词。thinkof

想出，想起；考虑；认为Howdoyoulike...?你认为......怎么样？=Whatdoyouthinkof...?MaybehumanscouldliveontheplanetMarsoneday.课堂达标1.Hisheadhittheroadbuthewassavedbecauseofhis________(头盔).2.Theteachertoldusthatthe_________

(重力)onMarsisonlyaboutthree-eighthofthatonEarth.3.The______________

(电源包）isveryimportanthecauseitprovidesenergyforthespacesuit.4.The____________(氧气罐)canofferanastronautmanyhoursofoxygen.5.Thisisaspace_____________

(睡袋）fixedtothewallofthespacecraftwhentheastronautsleeps.I.词汇运用helmetgravitypowerpackairtanksleepingbag1.Peoplewillfloataroundin_____spacebecausethere’snogravity.A.aB.anC.theD./2.—Peterhasneverbeentoawaterpark.

—__________.A.Ihaven’tneitherB.Ihaven’ttooC.MetooD.Meneither3.Ourcountryisbecoming___________.A.morebeautifulandmorebeautifulB.moreandmorebeautifulC.morebeautifulandbeautifulD.beautifulandmorebeautiful4.Specialbootsmakeit______towalkonMars.A.easilyB.easy