高中英语 Unit4 Astronomy：the science of the stars课件 新人教版必修3 课件VIP专享VIP免费

英语人教版Book3Unit4Astronomy：thescienceofthestars学科网Ⅰ.重点单词识记1．/′sIstəm/n．系统；体系；制度2．/ˌfʌndə′mentl/adj.基本的；基础的3．/ðʌs/adv.因此；于是4．/′ætməsfIə/n．大气层；气氛5．/′mʌltIplaI/vi.&vt.乘；增加6．/′klaImIt/n．气候systemfundamentalthusatmospheremultiplyclimate7．/′dʒentl/adj.温和的；文雅的8．/′sætəlaIt/n．卫星；人造卫星9．/ə′strɒnəmI/n．天文学→n．天文学家10．/′θIərI/n．学说；理论→adj.理论的，理论性的11．/ɡləʊb/n．球体；地球仪；地球→adj.全球性的；全世界的gentlesatelliteastronomyastronomertheorytheoreticalglobeglobal12．/′vaIələnt/adj.猛烈的；激烈的；强暴的→n．激烈；暴力13．/ʌn′laIk/prep.不同；不像→(反义词)prep.像→v．&n．不喜欢14．/′hɑːmfl/adj.有害的→n．&v．伤害；危害；对……有害violentviolenceunlikelikedislikeharmfulharm学科网15．/Iɡ′zIst/vi.存在；生存→n．存在，实有；生存16．/′pʌzl/vt.&vi.(使)迷惑；(使)为难；n.谜；难题→adj.迷惑不解的→adj.令人迷惑的existexistencepuzzlepuzzledpuzzlingⅡ.重点短语识记1．太阳系2．及时；终于3．产生；分娩4．轮到某人；接着5．阻止；制止6．挡住(光线)solarsystemintimegivebirthtoinone’sturnprevent...fromblockout7．感到高兴；感到振奋8．既然9．熟悉；掌握；理解10．突发；爆发11．密切注意；当心；提防cheerupnowthatgetthehangofbreakoutwatchoutfor学科网Ⅲ.经典原句默写与背诵1．wasuncertainuntilbetween4.5and3.8billionyearsagowhenthedustsettledintoasolidglobe.随后它会变成什么没有人知道，直到45～38亿年前，这团尘埃才慢慢地形成一个固体的球状物。2．Thisproducesachainreaction，forlifetodevelop.这产生了连锁反应，使得生命的发展成为可能。Whatitwastobecomewhichmadeitpossible3．ButwhenItriedtostepforward，IfoundIwascarriedandfellover.但是当我试着向前迈步时，我发觉我被送出去很远，步子的跨度竟是在地球上的两倍，并且摔倒在地。4．...walkingabitofpractice.……既然重力改变了，看来走路也的确需要练一练了。twiceasfarasontheearthdoesneednowthatgravityhaschanged1．Ihavethis(theoretical)thatmostpeoplepreferbeingatworktobeingathome.2．Itisgenerallyacceptedthatsmokingis(harm)toourhealth.3．(fundament)，therearetwodifferentapproachestotheproblem.语境填词——常用单词自测theoryharmfulFundamentally4．Sheheldthebaby(gentle)．5．Ourproblemshave(multiply)sincelastyear.6．Sheisavery(religion)personwhogoestochurcheverySunday.7．Thiskindofplantshasbeenin(exist)formillionsofyears.gentlymultipliedreligiousexistence8．I’vebeen(puzzle)overallthefigures，tryingtofindwhathappenedtothemissingmoney.9．Weliveina(globe)village，butthisdoesn’tmeanthatweallbehaveinthesameway.10．Lastnightwehadadiscussion，whichbecamemoreandmore.Finallywereachedanagreementthatwewillneverusewhateverhappens.(violent)puzzlingglobalviolentviolence重点掌握的单词1．encouragev.鼓励；激励；促进encouragesb.todo...鼓励某人做……encouragingadj.令人鼓舞的encouragementn.鼓舞；鼓励discouragesb.fromdoing...阻止某人做……couragen.勇气WhenIcan’tgetgoodgradesandIaminlowspirits，myparentsalwaysencouragemenevertoloseheart.当我成绩不好或情绪低落的时候，父母总是鼓励我不要灰心。(2010·广东·读写任务)【夯实基础】用encourage或所给词的适当形式填空(1)bytheadvancesintechnology，manyfarmershavesetupwindfarmsontheirland.(2)Itwasthatherecognizedthedangersthecompanyfaced.(3)Ialsohadfriendswhogavemeagreatdealof.(4)Weareencouraged(make)gooduseofourtime.Encouragedencouragingencouragementtomake2．layv.放置；搁；下蛋；产卵laysth.aside搁置；储蓄lay...off停止使用，解雇某人...