Unit4第3课时Grammar-2023-2024学年九年级英语下册学与练（牛津译林版）（教师版）

Unit4LifeonMars第三课时Grammar0101务学习目标掌握以下单词circlevi.&nt.围绕:将·圈起来agreement万一致，同意possibilityn可能性doubt万疑惑，疑问strangern外来者,陌生人掌握以下短语withthehelpofb在某人的帮助下gointothespace进入太空moveto移居到.workhard努力工作makethedreametrue使梦想成真bedifferentfrom与··不同thesameas与..一样hearfrom收到.的来信掌握以下句型NeilArmstrongreceivedhisstudentpilot’slicencewhenhewas16.尼尔·姆斯特朗16岁的时候拿到了学生飞行员执照。Peoplemightfloatinspacebecausethegravityislow.因为重力小,人们可能会在太空中漂浮。Humanscannotsurviveifthereisnofood,wateroroxygen.如果没有食物、水或氧气，人类就不能生存。ThesmellofthepillsremindsthemthatfoodontheEarthistasty.药片的味道使他们想起地球上的食物是美味的。Aretheysurethatspacetravelwillbeveryfast?他们确信太空旅行将非常快吗?002预习导学I.重要词汇1.circlevi.&nt.2.agreement3.possibilityn4.doubt5.strangernII.短语翻译1.在某人的帮助下2.进入太空3.移居到.4.努力工作5.使梦想成真6.与··不同7.与..一样8.收到.的来信003探究提升1.可以用介词短语把状语从句转换成简单句Theydidn'tgooutbecausetheweatherwasbad.因为天气不好，所以他们没有外出。Theydidn'tgooutbecauseofthebadweather.2.可以用介词把宾语从句转换成简单句PeopleshouldknowthatlifeonMarswouldbedifferentfromthatontheEarth.人们应该要知道火星和地球上的生活是不同的。PeopleshouldknowaboutthedifferencesbetweenlifeonMarsandthatontheEarth.3.可以用介词把定语从句转换成简单句MrGreenlivesinahousewhichhasaswimmingpool.格林先生住在一所带有游泳池的房子里。MrGreenlivesinahousewithaswimmingpool.4.(1)ArescientistsinagreementthatlivingonMarswouldbepossibleforhumansinthefuture?(P.57)【知识详解】agreement名词，意为“同意、协议”，inagreement表示“同意、一致”。Eg：MrZhangnoddedinagreement.I’mgladweareinagreementaboutonething,atleast.【拓展】agree的用法agreewithsb.同意某人Ican’tagreewithyoumore.agreetosth.同意某事Doyouagreetotheplan?agreeonsth.在某事上达成一致意见Theyfinallyagreedonthedesignofthebridge.agreetodosth.同意做某事Herparentsdon’tagreetomarrytheirdaughtertotheman.004强化训练一、用所给单词的适当形式填空1．Thepopulationtherehasincreased(rapid)inthepastfewyears.2．—Couldyouteachmehowtocookmy(dry)spaghetti?—Sure.First,letyourwateretotheboil.3．(pare)withlastyear,moreCEOsexpecttheirpaniestobetransformedintoadifferententity(实体)overthenextthreeyears.4．Beforereachingan(agree),theyhadaheateddiscussion.5．SubwaysinfirsttiercitiessuchasBeijingandShanghaicanbe(crowd),especiallyduringpeakhours.二、根据汉语提示完成句子1．听了他那些话，我觉得很不舒服。Hearing,Ifeelvery.2．尽管宇宙飞船很快，但是地球上非常可口的食物还是要做成丸状才不会坏。Although,theontheearthmustbemadeintheformofpillsinorder.3．许多人认为生活在火星上会比生活在地球上好很多。LargenumbersofpeoplethinkwillbethanlivingonEarth.4．植物能够生产出我们所需要的氧气和食物。Plantscanproducethefoodandoxygen.5．早期生活在地球上的居民过着非常艰苦的生活。TheontheEarthlived.三、阅读下列句子。从方框中选择合适的单词或短语，并用其适当形式填空。worryabout,keepadiary,rapid,strange,alien,advantage,carryout,afterall,beworththerisk,grammarrule1．Iwon’tbelievethattherearelivinginspaceunlessIseethemwithmyowneyes.2．Thechildrenlookedatusinsurprise,asifwewere.3．Tom’sheightmightbehisifhewantstobeabasketballplayer.Heisalittlebitshort.4．Wewon’tgiveuptheprojecteventhoughwemayfail.,we’vespentmuchtimepreparingforit.5．NASA’sVikingprogrammesuccessfullyinthe1970s.6．Themanseemshisson’ssafetyandhecan’tcalmdown.7．Ithinkthisdeal(交易).Wehavenothingtolose,right?8．inEnglishcanhelpyouimproveyourwritingskills.9．Asthepopulationisincreasing,theEarthisbeingmoreandmorecrowdednow.10．Learninglifelesswordsandcanbeboring.Teachersshouldmaketheprocesslively.四、阅读理解Theideathatredmeansstopandgreenmeansgohasinfluencedourlivesinmorewaysthanjusttrafficsignals（信号）.Wehavebeentaughtfromayoungagethatthecolorredmeansdangerandgreenmeansit'sokaytomoveforward.Butwhywerethosecolorschosenfortrafficlightsinthefirstplace?Forsomethingwehavetolookateveryday,whycouldn'ttheyhavebeenprettiercolors?Well,it'simportanttoknowthatbeforetrafficlightsforcars,thereweretrafficsignalsfortrains.Atfirst,railwaypaniesusedredtomeanstop,whitetomeango,andgreentomeanwarn．Asyoucouldimagine,trainsranintoafewproblemswithwhitemeaninggo.Forexample,onetrainmistookabrightstarforawhitelightandsomethingunexpectedhappened.Becauseofthat,railwaypaniesfinallymovedgreenmeaninggoandusedyellowtomeanwarn.Andit'sbeenthatwayeversince.Redhasalwaysbeenacolorthatmeandanger,longbeforecarswereevenaround．Thismostlikelystartedbecauseit'sthecolorwiththelongestwavelength（波长）soitcanbeseensomewherefartherthanothercolors.But,believeitornot,yellowwasonceusedtomeanstop.Backinthe1900s,somestopsignswereyellowbecauseitwastoohardtoseearedsigninapoorlylitarea.Finally,highlyreflectivematerials（高反射材料）weredevelopedandredstopsignswereborn.Sinceyellowcanbeseenwellatalltimesoftheday,schoolzones,sometrafficsigns,andschoolbusescontinuetobeprintedyellow.Sonexttimeyouareimpatientlywaitingatatrafficlight,don'tgetsomadatthem,they'vecertainlyealongway.1．Whatweretrafficsignalsforbeforetrafficlightsforcars?A．Trains. B．Boats. C．Planes. D．Bicycles.2．Whichofthefollowingcolorsmeantgoatfirst?A．Red. B．Yellow. C．White. D．Green.3．Whydoesredmeandanger?A．Becauseit'sthebrightestcolor. B．Becauseitcanbeseenfaraway.C．Becauserailwaypaniessayso. D．Becauseithastheshortestwavelength.4．Whyareschoolbusespaintedyellow?A．Becauseyellowisaprettiercolor. B．Becauseyellowoncemeatdanger.C．Becauseyellowcanbeseenwellindaytime. D．Becauseyellowmeansit'sOKtogoforward.5．Whatdoesthetextmainlytellus?A．Howimportanttrafficlightsare. B．Whichcolorhasthelongestwavelength.C．Whatred，yellowandgreencanbeusedfor. D．Whytrafficlightsarered，yellowandgreen.五、根据短文内容和首字母提示，在下文空格处填入适当的词使短文完整。在答题卡标有题号的横线上，完整地写出空缺处各单词的正确形式。(每空一词)Aftercrossingtheriver,Dorothyandherfriendscametoapoppyflowerfield,withmanyothercolourfulflowersnexttoit.“Howb1!”Dorothysaid.“WhenIhavebrains,Iwillprobablylikethembetter,”theScarecrowsaid.“IfIhadaheart,Iwouldlovethem.”addedtheTinWoodman.“Ialwayslikedflowers.”theLionsaid."Buttherearen2intheforestsobrightasthese.”Soontheyfoundt3inthemiddleofpoppies.Itisknownthatwhentherearemanyoftheseflowerstogether,theirstrongsmellwillmakeanyonebreathingitfallasleep,evensleepforever.ButDorothydidn’tk4this.SoonDorothy'seyesgrewsoh5thatshefel