高考英语一轮复习考点清障 Unit 4.Astronomythe science of the stars课件 新人教版必修3.ppt

unit4astronomy thescienceofthestars课堂考点清障考点1 theywereintimetoproducecarbon nitrogen watervapourandothergases whichweretomaketheearth satmosphere page25 tigersofthiskindaredyingoff andtheywilldieoutintime 这种老虎正在一只一只地死去 它们迟早会灭绝的 用法归纳intime及时 终于ontime准时 按时intime总有一天对应训练 1 thetrainarrived 准时 2 don tworry we ll 及时赶到车站 foryourtrain ontime gettothestationintime 3 workhard and 总有一天你会成功 4 ifhestarteditnow 也不可能按时完成这项工作了 考点2 theywereintimetoproducecarbon nitrogen watervapourandothergases whichweretomaketheearth satmosphere page26 eitheryouoriamtogototalkwiththem 要么是你 要么是我必须去和他们交涉 用法归纳betodo将会 必定会 一定beabouttodo即将做某事对应训练 1 allthesethings 一定会 answeredfor hewouldnotfinishitintime you llsucceedintime aretobe 2 thosefirstwordsweretochangemyworld 英译汉 3 whathappenedthatday 注定要改变他以后的生活 考点3 theylaideggstooandexistedontheearthformorethan140millionyears page26 thisplantexistsonlyinaustralia 这种植物只产于澳大利亚 用法归纳existvi 存在 生存existingadj 已有 现存existencen 生存 生活对应训练 1 theoldlady 生活 onlyonrice coffeeandbread wastochangehislifelater 我最先学会的这些单词改变了我的生活天地 exists 2 theromanempire 存在了 forseveralcenturies 3 onecannotexistwithoutair 替换 4 他是有史以来最好的演员之一 汉译英 考点4 theyareputtingtoomuchcarbondioxideintotheatmosphere whichpreventsheatfromescapingfromtheearthintospace page26 nothingcouldpreventmefromgoingthere 什么都不能阻止我去那儿 用法归纳preventvi 阻止prevent from doing防止 制止stop from doing阻止keep fromdoing阻止 heisoneofthebestactorswhoeverexisted existed live 对应训练 1 what 阻止 youfromjoininguslastnight 2 什么事阻止了他去 汉译英 3 hersuddenarrival 使他不能外出 4 hecutofftheelectricityquicklyand 阻止了一起事故 考点5 howlifebeganonearthisoneofthebiggestpuzzlesthatscientistsfoundhardtosolve page27 ilikesolvingdifficultpuzzles 我喜欢解决难题 用法归纳puzzlen 谜 难题 preventedan prevented whatpreventedhimfromgoing preventedhimfromgoingout accident puzzlevt hecouldn tfindthecause 2 i m 困惑 aboutwhattodonext 3 shelistenedwitha 迷惑不解的表情 onherface 4 他的作为使我深感迷惑不解 汉译英 考点6 asaresultofthisevent agreatdustcloudformedintheskyblockingoutthesunlight page29 whathedidpuzzledmegreatly puzzled puzzled puzzledexpression weputacurtainacrossthewindowtoblockoutthesunlight 我们将窗帘横挂在窗子上以遮住阳光 用法归纳blockou挡住 光线blockup堵塞 挡住对应训练 1 therearesomanybirdsthattheyalmost 遮住 thesky 2 thetreeisancientandhuge andcan 遮住 thesun 3 pleasemoveyourcar it s 挡住我的出路了 考点7 icheeredupimmediatelyandfloatedweightlesslyaroundinourspaceshipcabinwatchingtheearthbecomesmallerandthemoonlarger page31 blockingmywayout blockout blockout cheerup you lldobetternexttime 振作点 你下次会表现更好的 用法归纳cheervt vi 欢呼 使兴奋 喝彩cheern 欢呼 喝彩cheers干杯cheerup感到高兴 感到振奋cheeron以欢呼声激励 为 加油对应训练 1 thegoodnewsofourfootballteamwinningthegame 使高兴 everybodywhoheardit 2 振作起来 thenewsisn ttoobad 3 iheardthe 欢呼声 ofthecrowd andiknewthatthehostteamwaswinning cheeredup cheerup cheers 4 thecrowd 欢呼 atthesightofthehonouredguests motorcade 考点8 icheeredupimmediatelyandfloatedweightlesslyaroundinourspaceshipcabinwatchingtheearthbecomesmallerandthemoonlarger page31 aballoonfloatedacrossthesky 有个气球从空中飘过 用法归纳floatvi 提出对应训练 1 theshipwas 漂浮 bythetide cheered floated 2 canyouseesomethingred 漂浮 inthedistanceonthewater 3 afeather 随风飘落 4 木头漂浮在水上 汉译英 考点9 butwhenitriedtostepforward ifoundiwascarriedtwiceasfarasontheearthandfellover page31 thisroomisthreetimesasbigasmine 这个房间是我那个房间的三倍大 用法归纳倍数加在as as之前倍数加在morethan之前倍数加在the 名词之前对应训练 1 hisfarmis 两倍 aslargeasmine woodfloatsonwater floating floateddownonthewind twice 2 thenewbuildingisfourtimes 高 thantheoldone 3 thenewparkis 三倍大 oftheoldone 4 新大厅是旧大厅的两倍大 汉译英 考点10 ohdear icried walkingdoesneedabitofpracticenowthatgravityhaschanged page31 nowthatheisill let stakehimtothehospital 既然他病了 我们把他送到医院去吧 用法归纳nowthat既然sinceconj 既然inthat既然 因为 thenewhallistwiceaslargeastheoldone higher threetimesthesize 对应训练 1 既然 youaregrownup youshouldnotrelyonyou