高考人教版英语总复习课件3-4Astronomy.ppt

必修3,Unit4Astronomy：thescienceofthestars,题组冲关,基础自测,考点研析,课时作业,研,.重点单词1_n.系统；体系；制度2_n.学说；理论3_n.大气层；气氛4_adj.基本的；基础的5_adv.因此；于是6_vt.violence;violently13unlike;like;likely14.harmful;harm;harmless15exist;existence,.重点短语1_time及时；终于2_eggs下蛋3givebirth_产生；分娩4_onesturn轮到某人；接着5prevent._阻止；制止6cheer_感到高兴；感到振奋7getthehang_熟悉,8break_突发；爆发9watch_密切注视；当心；提防10block_挡住(光线)答案1in2.lay3.to4.in5.from6.up7.of8out9.out10.out,1pulln.lifeisntthatbad.试着高兴一点；生活并不是那样糟糕。,cheersb.up使某人高兴/振奋cheer.on为加油Cheers!干杯！cheern.欢呼声cheerfuladj.高兴的；快乐的cheerfullyadv.兴高采烈地,解析：cheersb.up使某人高兴，使某人振奋。答案：A,2intime及时；终于；总有一天Willyoubehomeintimetoseethechildrenbeforetheygotobed?你来得及在孩子们上床睡觉之前回家看看他们吗？,atonetime曾经；一度innotime立刻；马上atnotime绝不allthetime一直atalltimes随时；永远forthetimebeing暂时fromtimetotime偶尔aheadoftime提前atatime一次gaintime(钟、表)走得快,解析：intime总有一天，最终。ontime按时；attimes有时；atatime一次。句意：总有一天你会成功，因为你一直在努力学习。答案：B,3inonesturn轮到某人Thustheyhave,intheirturn,becomethemostimportantanimalsontheplanet.于是，他们接着成为这个星球上最重要的动物。,byturns轮流；依次inturn轮流；依次；转而takeonesturn依次；轮流taketurnstodo轮流做Itsonesturntodosth.轮到某人做某事,解析：inturn轮流。indanger处于危险中；incharge负责；inadvance提前。句意：咱们轮流照看生病的母亲吧。答案：A,4prevent.from阻止；抑制Unlesswegetmorefunding,wellbepreventedfromfinishingourexperimentalprogramme.除非得到更多拨款，否则我们不能完成这项实验计划。,stopsb.(from)doingsth.阻止某人做某事keepsb.fromdoingsth.阻止某人做某事keepsb.doingsth.使某人一直做某事protectsb.from.保护某人不受侵袭；挡住；防御,解析：prevent预防，阻止；beinfectedwith被传染上。答案：C,5blockout挡住、遮住(光线等)Thetreeintheneighboursgardenblocksoutalotoflight.邻居花园里的那棵树挡住了很多光线。blockoffsth.封锁；切断blocksth.in塞满；使受阻blockupsth.堵塞；挡住ablockofblocksof大块/一批ablockofflats一幢公寓大楼,解析：blockout挡住。句意：塔挡住了许多阳光。答案：B,6breakout(火灾、战争、疾病)突发；爆发Theexpertspredictthatanewdiseasewillbreakoutthiswinter.专家们预言，今年冬天将有一种新的疾病爆发。,解析：breakout爆发。putout扑灭；comeout出版；getout出来。句意：似乎电脑系统被上周爆发的新病毒所攻击。答案：A,7toomuch太多Shespendstoomuchtimedressingherself.她用太多的时间装扮自己。,muchtoo,toomuchmuchtoo“太，非常”，副词词组，修饰形容词、副词，但不能修饰动词。toomuch作“太多”解释，有三种用法：(1)用作名词词组；(2)用作副词词组，修饰不及物动词；(3)用作形容词词组，修饰不可数名词。,Heismuchtoobusytolookafterhisoldfather.他太忙了，以至于不能照顾他的老父亲。Youhavegivenmetoomuch.你给我的太多了。Thereistoomuchsnow.雪太多了。,解析：toomuch太多，修饰不可数名词。toomany太多，修饰可数名词；muchtoo,fartoo太，修饰形容词。答案：A,1Theywereintimetoproducecarbon,nitrogen,waterandothergases,whichweretomaketheearthsatmosphere.最终产生了碳、氮气、水蒸气和其他多种气体，从而形成了地球的大气层。,句中betodo结构表示即将发生某事、计划或安排做某事、要求做某事。TheforeignstudentsaretoholdapartytocelebrateChristmasDaynextMonday.那些外籍学生下周一打算举行一次晚会庆祝圣诞节。,“beabouttodo”表示即将做某事，不与任何时间状语连用；“will动词原形”表示将来行为，“预见”或“临时考虑”将做某事；begoingtodo表示打算/计划做某事，或有迹象表明要发生某事。,Waitformeforamoment;Imabouttosetout.稍等片刻；我马上就动身。Wewillputtheplanintopracticenextspring.我们明年春天实施这个计划。Look,thecloudsaregathering;itsgoingtorain.瞧，云彩在聚集；马上就要下雨了。,解析：条件状语从句只能用betodo结构，表示将来。答案：B,2“Ohdear，”Icried,“walkingdoesneedabitofpracticenowthatgravityhaschanged.”“天啊，”我惊呼，“既然引力改变了，走路就确实需要稍微锻炼一下了。”,句中nowthat引导原因状语从句，意为“既然，由于”，相当于since，而且that可以省略。Nowthatyouhavefinishedyourwork,youdbetterhavearest.既然已经做完工作，你最好休息一下。,dueto由于，归功于；becauseof因为；onaccountof由于，因为；owingto由于，因为；thanksto由于，多亏(多作表语或状语)；asaresultof由于,解析：nowthat既然，用来引导原因状语从句。答案：A,3Thisproducedachainreaction,whichmadeitpossibleforlifetodevelop.这就产生了一系列的反应，使得生命就可能发展了。这是“makeit形容词/名词todosth.”句型。该句型中it为形式宾语，指代后面的不定式结构，形容词或名词为宾语补足语。PeopleintheWestmakeitaruletobuyChristmaspresentsfortheirrelativesandfriends.在西方，人们常在圣诞节时购买礼物给亲属和朋友。,解析：makeit形容词todosth.句型。答案：A,4ButwhenItriedtostepforward,IfoundIwascarriedtwiceasfarasontheearthandfellover.而当我试着向前迈步时，我发觉我被送出很远，步子的跨度竟是在地球上的两倍，而且我摔倒了。,倍数表达法：(1)倍数形容词或副词的比较级than(2)倍数as形容词或副词的原级as(3)倍数thesize(height/length/width,etc.)of(4)倍数what从句,Theyhavethreetimesasmanycowsaswehave.他们的牛是我们的三倍。Thistableis3timesasbigasthatone.Thistableistwicebiggerthanthatone.Thistableis3timesthesizeofthatone.这张桌子是那张的3倍大。,解析：倍数的表达法为：twicethe名词of；倍数as形容词原级as；倍数形容词的比较级than。修饰不可数名词用twiceasmuch。答案：A,.单词拼写1Herschoolreportshowsthatsheisweakatarithmeticand_(生物)2Ihopeyouwillrecoversoonunderthishealthful_(气候)3Hefelt_(鼓励)bytheprogresshehadmade.4Themanagerdoesnt_(允许)ustousethecomputer.,5Thenewsthattheyweredefeated_(传遍)tothecapital.6Tornadoesare_(猛烈的)whirlwindswhichvaryintheirwidthfromafewyardsto1,300feet.7Thesmallboatwas_(漂浮)onthesurfaceofthewater.8Agreat_(块)ofrockhadfallenfromthecliffandnowblockedtheroad.,9Fromtheseobservationsweconcludethatthemoonhaslittleorno_(大气层)10Thesekittenslookexactly_(一样的).Canyoutellwhichiswhich?答案1creature2.climate3.encouraged4.allow5spread6.violent7.floating8.block9atmosphere10.alike,.短语填空inonesturn;asfaras;nowthat;intime;breakout;watchout;blockout;getthehangof;givebirthto;cheerup1DontworryImsurethingswillgetbetter_.2Wecongratulatedheron_afinehealthybaby.,3ClassThreeshouldberesponsibleforraisingtheredflagthisweek_.4Thewall_allthelight.Itshouldbepulleddown.5Shetoldherchildto_whencrossingthestreet.6Usingthecomputerisntdifficultonceyou_it.,7_youaregrownup,youshouldnotrelyonyourparents.8Shouldanotherworldwar_，whatwouldbecomeofhumanbeings?9Thecrowd_whentheysawtheteamsarrive.10Illgowithyou_thestationforcompany.,答案1intime2.givingbirthto3.initsturn4.blocksout5watchout6.getthehangof7.Nowthat8breakout9.cheeredup10.asfaras,.单项填空1(2013安庆一中高三检测)Thenewrulesmake_forpeopleheretohaveapeacefulenvironment.AnopossibilityBtherewaspossibilityCimpossibleDitpossible解析：考查it的用法。句意：这些新规定使这里的人们能够拥有一个和平的环境。it作形式宾语，真正的宾语为句后面的不定式的复合结构。答案：D,2_，IlostheartinEnglishlearning,butmyteacheroftensaidtome,“Keeponworkinghard,andyoullsucceed_.”AAtatime;intimeBAtatime;ontimeCAtonetime;intimeDAtonetime;ontime,解析：句意：我一度对英语学习失去了信心，但是老师常对我说：“继续努力学习，你最终会成功的。”atonetime“曾经；一度”；intime“早晚；迟早；及时”。答案：C,3(2013杭州学军中学高三检测)Thefestivalofthisyearhasbeenagreatsuccess,_theyearbeforewhenitrainednonstop.AlikeBunlikeCalikeDdislike,解析：句意：今年这个节日过得很成功，不像去年过节时，雨下个不停。根据题干，此处需用介词。故排除C、D项。unlike意为“不同；不像”，符合题意。like“相像的；类似的”。答案：B,4(2013大连高三质检)Whentheyoungmancameback,tired,hejustforgottoturnontheradioand_missedtheprogram.AanyhowBthusChoweverDsomewhat,解析：句意：这年轻人回来时，累了，他就忘了打开收音机，因而错过了那个节目。anyhow“不管怎样”；thus“如此；因此；这样；从而”；however“然而”；somewhat“稍微；有点”。答案：B,5_dangerousanimalssuchastigersandlionswhiletravelingintheforest.AWatchoutBWatchoutforCLookingoutforDLookout解析：句意：在森林里旅行时要密切注意像老虎和狮子这样危险的动物。由于句中有宾语，排除A、D两项。lookoutfor警惕，留心，形式不对，应用祈使句。watchoutfor“注意”，符合要求。答案：B,6_Thingsarenotsobadastheyseem.Oh,Imsure.Sowesticktoit.ACheerup!BWelldone!CCongratulations!DSowhat?解析：句意：“振作起来吧！情况并不像看上去的那样糟”。“哦，我确信。因此我们坚持下去吧。”A项意为“振作起来”；B项意为“干得好”；C项意为“祝贺”；D项意为“那又怎么样”。答案：A,7TheChineseculturehas_manyimportantinventionsinitslonghistory.AgivenbirthtoBsungpraiseforCgivenarewardtoDkeeprecordsof解析：考查动词短语意义。句意：在漫长的历史中，中华文化孕育了很多重要发明。givebirthto“孕育”，符合句意。singpraisefor“大加赞扬”；givearewardto“给奖励”；keeprecordsof“记录；记载”。答案：A,8(2013黑龙江省三市联考)To_skating,oneneedstokeeppracticingandreceiveprofessionalguidance.AcatchholdofBhaveaneyeforCgetthehangofDstickto解析：考查动词短语辨析。句意：一个人想要掌握滑冰的要领，需要不断练习并接受专业的指导。getthehangof表示“掌握的要领”。catchholdof“抓住”；haveaneyefor“对有鉴赏力”；stickto“坚持”。答案：C,9Tomsfatherisso_thatTomisafraidtotellhimhehasfailedintheexam.AviolentBquietChappyDpleasant解析：考查形容词词义辨析。violent意为“暴力的”；quiet意为“安静的”；happy意为“高兴的”；pleasant意为“快乐的”。从整个语境来看，B，C，D三项均不符合句意。因此正确答案为A。答案：A,10Itisterriblyimmoraltosellproductsthatareharmful_thepeople.AforBwithCtoDon解析：考查短语搭配。句意：卖对人有害的产品是极其不道德的。beharmfulto为固定搭配，意思是“对有害”。答案：C,11Twopeoplewerekilledintheseriouscar_theotherday.AcrashBbreakCstrikeDconflict解析：考查动词词义辨析。句意：在前几天的轿车相撞事件中，有2人遇难。crash的意思是“相撞”，符合句意。break“中断；休息”；strike“罢工；袭击”；conflict“冲突”。答案：A,12_youvegotachance,youmightaswellmakethebestofit.ANowthatBAfterCAlthoughDAssoonas,解析：句意：既然你已经有了机会，你不妨充分利用它。四个选项都能引导状语从句，nowthat表示“既然”；after表示“在之后”；although表示“虽然，尽管”；assoonas表示“一就”，根据语意可知选A。答案：A,13Herhealth_underthepressureofworkandshehadtostayinhospitalforamonth.AbrokeupBbrokeawayCbrokeoutDbrokedown解析：句意：由于工作压力，她的身体垮了，不得不在医院里待了一个月。breakup“分解”；breakaway“逃脱”；breakout“突然爆发”；breakdown“垮掉”。故选D。答案：D,14(2013福州一中高三检测)Seeingtheba