Unit 4 Topic 2 重点单词短语句子知识梳理九年级英语上册学与练（原卷版）

Unit4Topic2重点单词、短语、句子知识梳理精讲精练一、重点单词、短语、句子梳理重点短语1________________ v.显示,显露;展示2________________ n.屏幕，荧光屏3 ________________ n.外星人adj.陌生的;外星的4 ________________ 外层空间5 ________________ v.描述;形容6 ________________ 7 ________________ 8 ________________ 9 ________________ n.跳舞者,舞蹈演员10 ________________ v.意识到,领会;实现11 ________________ 12 ________________ 太阳系13 ________________ 14 ________________ n.上帝;神15 ________________ 16 ________________ n.风暴,暴(风)雨17 ________________ n.重力;引力18 ________________ adv.一般地,通常19 ________________ 20 ________________ v.限制,限定n.限度;限制21 ________________ n.激动;令人激动的事22 ________________ v.发射;发起;发行23________________ prep.超出;除······之外重点短语被允许做…… 实现由……制成（可见） 由……制成（不可见）被用于做…… 发射……进入……有一天 在人们的日常生活中确切为……而感到惊讶告诫某人某事 不再只要 14.为……做贡献 重点句型：1.BecauseIplayputergames..因为不允许我玩电脑游戏。2.Itsatellitesorspaceshipsintospace2.它被用来将人造卫星或宇宙飞船送入太空。3.IIcouldgointospace.我梦想有一天可以飞向太空。4.What’sitmadeof?它是由什么做成的？Itwood.它是由木头制成的。5.When?它什么时候研制的？1998.大约1998年。6.Edisoninventedmorethanonethousandthings.据说爱迪生一生有一千多项发明。7.ThereisDNAinmostlivingthings,humanbeings.在大多数生物体内都含有DNA，包括人类在内。8.knows,butmostpeoplethinkthatrobotswillbepartofourlives.Willtheybefriendlyorunfriendly?没有人确切地知道，但是大多数人认为机器人会成为我们生活的一部分。他们将会有益还是无益呢？9.Onescientistifrobotsstartto,theywillwanttobeourservants,butourmasters.有科学家警告：如果机器人开始独立思考了，他们就将不想做我们的仆人，而是想成为我们的主人。10.Ithashumans’health.它已经为人类的健康做了很大的贡献。11.Thismethodwellatnighttheweatherwasgoodandthestarscouldbeseen.只要夜间天气好而且可以看得见星星，这种方法还是不错的。二、课本知识点梳理SectionA1.DoyouthinkpeoplewillliveonMarsinthefuture?onMars在火星上，不加冠词the.2.Wewillbeabletodoanythingthatcanbedoneontheearth.beabletodo能够做某事beableto与can意思相当，can没有将来时和完成时，因此在shall,will,have等后面，要用beableto.3.Whatfun!多么有趣啊。fun此为不可数n.，“有趣的事”，adj.有趣的Whatapity!多遗憾啊！Whatashame!多遗憾(可惜)啊！4.WhatwillbebuiltonMarsaccordingtoKangkang?accordingto根据5.Iwon’tbelievetherearealiensuntilIseethemmyself.(1)think、believe、suppose(认为)、imagine、expect(期望)等词后接的宾语从句含有not等否定词，且主语为第一人称时，该否定应移至主句，即否定主句的谓语动词。Eg:Idon’tthinkitwillraintomorrow.我认为明天不会下雨。当主句的主语是第二、三人称时，否定式一般不转移。Eg:Hesupposestheywon’twinthegame.注意：改写反意疑问句时，当主句的主语为第一人称时，反意疑问句的主、谓要与从句一致。如果主句的主语是第二、第三人称时，反意疑问句的主谓与主句一致。Eg:Hethinkshecanmakeit,doesn’the?他认为他能办到，是吗？Idon’tthinkitwillraintomorrow,willit?我认为明天不会下雨，是吗？(2)notuntil直到...才，时态上主将从现，主过从过SectionBMaria,haveyouheardthenewsonTVaboutthespaceflighttoMars?onTV在电视上ontheInternetontheradio在收音机上2.ButIprefersciencetodance.preferAtoBpreferdoingAtodoingBprefertodoA/doingA3.AUFOisonlymetbychanceanddisappearsrapidly.bychance=byaccident偶然SectionC1.MarsisthefourthplanetfromthesuninoursolarsystemandisnamedafterMars,theRomangodofwar.nameAafterBA以B命名AbenamedafterBA以B命名（被动形式）2.Itsdiameteris53％aswideasthatoftheearth.Abetwice/threetimes/half/％…as…asB.A是B的…倍/百分比aswellas和aslongas只要assoonas一…就…as…aspossible越…越好3.Marsgoesaroundthesunatadistanceofabout228millionkilometers.atadistanceof＋具体距离离……远的地方inthedistance“在远处”4.…itisbrightredinthenightsky.brightred鲜红色lightred淡红色darkred深红色5.…thesurfaceofMarsiscoveredbystrongstorms.becoveredby/with被……覆盖coverwith用……覆盖6.Soapersonwhoweighs90kilosoneearthweightsonly36kilosonMars.weighv.重达……weightn.重量拓展heightn.高度7.IttakesaspaceshipabouteightmonthstoreachMarsfromtheearthwhenthetwoplanetsareclosesttoeachother.(1)Ittakessb.…todosth.sb.spend…indoingsth./onsth.sb.pay…forsthsth.costsb.…todosth.(2)becloseto靠近8.ScientistsarestillsearchingformoreinformationaboutMars.searchfor寻找9.IthasbeentwodayssincewelandedonMars.主句（现在完成时）＋since＋从句（一般过去时）It’s...＋since＋从句（一般过去时）10.Generally,……Generally＝ingeneral＝generallyspeaking大体来说11.Sowehadashowereverysixweeks.have/takeashower淋浴have/takeabath泡澡12.Wehadtolimittheuseofwaterduringthesedays.limitv.限制n.界限，限制limitedadj.有限的limitedspace/time有限的空间/时间Thereisnolimittodosth.13.WewillspendanothersevenhundredandsixtythreedaysonMars.another＋数词＋名词＝数词＋more＋名词。如:Takemeanother3books＝Takeme3morebooksSectionD1.Scientiststhinkthattherehasbeenlifeonearthformillionsofyears.onearth在地球上，究竟ontheearth在地球上eg:Whyonearthdidn’tyoutellmethetruth?你到底为什么不跟我说实话？Whatonearthdoyoumean?你到底是什么意思？Therearemillionsoflivingthingsontheearth.世界上有数以百万计的生物。However,wehaven’tfoundlifeonotherplanetsyet.在其他的星球Scientistshavelaunchedmanyspaceshipstoexploreotherplanetsinthesolarsystem.launchv.发射(卫星，导弹，火箭等)=sendupn.发射，下水（船），游艇，摩托艇Somespaceshipshavegonebeyondthesolarsystem.beyond超出，越过知识精练评卷人得分一、用所给单词的正确形式填空1．IfMaryfinishesthejobintime,she(allow)tohavetwoweeksoff.2．Asweallknown,the2024OlympicsinParis,France.(hold)3．Anewlybornpandaissmallerthanamouse,andabout100grams,(weight)4．Couldyougivemeabrief(describe)ofyourteacher?5．Chinesepeople（admire）themoononMidautumnFestivalforcenturies.6．Getyourpassportsbackassoonaspossible,orthey（lay）onthereceptiondesk（前台）.7．Inthefuture,manydifficulttasks(do)bysmartrobots.8．William’sauntisawellknowninhercity.(dance)9．MrWualwaysencouragesus(realize)ourdreamthroughhardwork.10．Thekidlookedatthedogin(excite).Howhewantedtobringhimhome!评卷人得分二、单项选择11．—It’s________theworkinghour.I’mafraidyouhavetoenexttime.—OK.Seeyoutomorrow.A．against B．above C．over D．beyond12．—Asastudent,youshould________aforeignlanguage,whetheryoulikeitornot.—Thankyouforyouradvice,Mr.Wang.A．master B．create C．invent D．discover13．Moreandmoreflowersandtrees________alongtheroadfromnowon.A．wereplanted B．willplant C．areplanted D．willbeplanted14．Mybikeisbroken.It________tomorrow.A．willfix B．fixes C．isfixed D．willbefixed15．—TheBeijing2022WinterOlympicswasagreat________forChinesepeople.—Ithinkso.Itwasfantastic.A．course B．secret C．journey D．success16．Janehasmadeuphermindto________theproject.Nothingwillstopher.A．admire B．pronounce C．punish D．plete17．—Haveyoufinishedyourhomework,Jack?—Notyet.Butit______infiveminutes.A．isfinished B．hasfinished C．willfinish D．willbefinished18．Theexamisoverandresults________ontheboardonFridayafternoon.A．putsup B．willputupC．aregoingtobeputup D．wasgoingtoputup19．AtalkonChinesehistory________intheschoolhalltomorrow.I’mlookingforwardtoit.A．willbegiven B．willgive C．isgiven D．gives20．Afterthatterribledisaster,theofficerhadnochoicebutto________calmtodealwithdifferentproblems.A．remain B．realize C．remind D．require评卷人得分三、完形填空先通读短文,掌握其大意,然后从A、B、C、D四个选项中选出一个可以填入相应空白处的最佳答案.Whatwillourworldbelikeinthefuture?Maybenooneknowsbecausewe21knowwhatwillhappeninthefuture.Butit’sveryinterestingtomakesomepredictions(预测).Ifyou22predictions,herearesomeexcitingpredictions.LanguagesItissaid23therearemorethan5000languagesintheworld.Chineseisoneofthem.Chinesewillbeas24asEnglisharoundtheworld.Nowadays,moreandmorecountrieshaveusedChineseasasecondlanguage.Oneday,Chinesewillbe25allovertheworld.WaterThelivingenvironmentisveryimportanttous.Moreandmorepeoplepayattentionto26protection.Peopleliketoplantmoreflowersandtrees.Flowersandtreescan27waterloss.Therefore,waterwillbemoreabundant(充裕的).Thewaterisnolonger28.Thewaterisclean.EducationandScienceThewayofeducationwillbegreatlychanged.Studentswon’tgoto29.Theywillstayathomeandstudyonline.Studentsfromallovertheworldmay30togetherontheInternet.Withthe31ofscienceandtechnology,morerobotswillbearoundusandlotsofdangerous32willbedonebythem.LivingSomepeoplelivingontheearthnowwillmoveto33planetstolive.Perhapstherewillbecities,factoriesandfarmsontheplanets,34Wewillcarryapocketputerwhichwillbevery35tous.Wecanusetheputertodoanything.Wewilllivelongerandmorehealthilyinthefuture.21．A．often B．usually C．never D．always22．A．areinterestedinB．aregoodat C．arefamousfor D．areproudof23．A．which B．that C．if D．who24．A．popular B．difficult C．easy D．amusing25．A．taken B．spread C．bought D．thrown26．A．honest B．impossible C．environmental D．natural27．A．prevent B．disagree C．discover D．disappear28．A．shut B．stolen C．taken D．polluted29．A．library B．school C．bookstore D．hospital30．A．eat B．carry C．study D．live31．A．development B．population C．discussion D．munication32．A．pain B．action C．project D．work33．A．another B．theother C．other D．others34．A．too B．even C．still D．ever35．A．popular B．helpful C．difficult D．dangerous评卷人得分四、阅读单选Whatwilllifeinthefuturebelike?Willitbemuchbetterthanitisnow?

Andwhatwillwebeabletodoin10,20or30years’time?Geneticengineering(基因工程)mayhelpusmaketheperfecthuman.BabiesmaygrowuptoplaybasketballlikeYaoMingorlooklikeCeciliaCheung.Also,wemaybeabletobringthedeadbacktolife.Maybepeoplewillbeabletomeetandtalkwiththeirdeadfamilymembers.Overthenext20to50years,itwillbeehardertotellthedifferencebetweenhumansandmachines.Perhapswewillbeabletomakecopiesofourselves,sowewillappeartobealivelongafterwearedead.Peoplemaybeabletofindwaysofputtingthelifeofapersonintoanewbody.Nanobots(纳米机器人)willbeimportant.Wewillusethemwhenwearesick.Forexample,whenwehaveastomachache,wewillswallow(吞下)ananobotanditwilltravelthroughourstomach,takingavideoofwhat’shappeningthere.Thevideowillhelpthedoctorheal(治愈)us.Inthefuture,putersmayhavetheirfeelings.Theymaybeabletothinkbetterthanus.Wemaybemoreandmoreinterestedinputersandtheinternet,spendingallourtimeinfrontofputers.Perhapswewillforgetourrealneeds.Perhapswewillbeesupercouchpotatoes(电视迷)weighing250kg!36．Whatisthemainideaofthesecondparagraph?A．Whyweusegeneticengineering.B．Howtobringthedeadbacktolife.C．Wheregeneticengineeringdevelops.D．Whatgeneticengineeringcanhelpustodo.37．Itmaybehardertotellthedifferencebetweenhumansandmachinesbecause________.A．humanswilllivelongerB．humanswillliveamongdeadpeopleC．humansmaybeabletomakecopiesofthemselvesD．humanscanchangetheirbodypartsintomachineparts38．Wecantellfromthestorythatnanobotscancarry________tohelpdoctors.A．aputer B．water C．medicine D．acamera39．Accordingtothelastparagraph,putersmaybeableto________.A．talklikehumanbeings B．havefeelingsC．talkwithdeadpeople D．healsickpeople40．Whatcanweknowfromtheendofthispassage?A．Humansmaygetfatterinthefuture.B．Thedeadwon’tbebroughtbacktolife.C．Wewillnolongerbeinterestedinourownlivesinthefuture.D．Wewillnolongerneeddoctorsandteachers.评卷人得分五、短文综合填空阅读下面短文，根据语境、音标或所给单词的提示，在每个空格内填入一个恰当的词，要求所填的词意义准确，形式正确，使短文意思完整，行文连贯。Fiftyyearsago,China41(successful)launcheditsfirstsatelliteDongfanghong1andstartedanewpageinspaceexploration.To42/mɑːk/its50thanniversary,theChinaNationalSpaceAdministrationannouncedthenameforthecountry’sMarsplanetaryexplorationprogramonApril24.ThemissionTianwengot43(it)namefromalongpoemTianwenwrittenbyQuYuan,44famouspoetoftheWarringStatesPeriod.Inthepoem,Quraisedaseriesofquestionsaboutthesky,starsandtherealworldwhichr