高中英語課件UNIT 4　SPACE EXPLORATION Section A　Listening and Speaking

UNIT4SPACEEXPLORATIONSectionAListeningandSpeaking必備知識基礎(chǔ)練Ⅰ.單句填空1.Itisveryimportantforastronautstolearntousespace(equip).

答案equipment2.Thatyoungmanwithrightweightisfitforthisjobheight.

答案in3.Thisjobisofferedtothosewitha(relate)collegedegree.

答案related4.Itissaidthatexerciseisgoodto(mentally)development.

答案mental5.Thelittleboylookedattheastronautwith(curious).

答案curiosity6.Susanisawomanhighintelligencewhoknowsherownmind.

答案ofⅡ.短語填空(注意動詞的適當(dāng)形式)firstofall,trainfor,notonly...butalso...,makealistof,graduatefrom,wouldlike(todosth),inheight,becuriousabout1.Noweverythingisveryexpensive.You’dbetterthingstobuybeforeyougoshopping.

答案makealistof2.Sheeverythingwhenshewasonherfirstjourney.

答案wascuriousabout3.Anyonemustbesuitableandinweightbeforeheorshebecomesanastronaut.

答案inheight4.Totheirdelight,theirsonhasthisfamousuniversity.

答案graduatedfrom5.ReadingEnglishaloudinthemorninghelpspractiseyouroralEnglishhelpsstrengthenyourmemory.

答案notonly;butalso6.Ihavestayedlonger,butIhadtoleave.

答案wouldliketo7.Ifyouwanttobeaprofessionalfootballer,youmustfootballasrequired.

答案trainfor8.,you’dbetterknowclearlywhatyouwanttobebeforeyouchooseyourmajor.

答案FirstofallⅢ.完成句子1.對我來說這道數(shù)學(xué)題不容易計(jì)算出來。Themathproblemisnotformetoworkout.

答案easyenough2.那個小女孩長大后想在太空工作。Thelittlegirlwantswhenshegrowsup.

答案toworkinspace3.你能告訴我宇航員的選拔程序嗎?Canyoutellmetheforastronauts?

答案selectionprocedure4.作為宇航員,你必須學(xué)會如何使用太空儀器。Asanastronaut,youmustlearnspaceequipment.

答案howtouse5.不僅湯姆,而且她的妹妹也喜歡學(xué)習(xí)漢語。TomhissisterlikeslearningChinese.

答案Notonly;butalso關(guān)鍵能力提升練Ⅳ.閱讀理解A(2021·福建晉江第一中學(xué)高一期中)GALAXIESANDTIIEUNTVERSEGalaxiesarehugegroupsofstars,planets,gasanddust.Oursuninthemilkywaygalaxy,whichmeasuresabout100,000light-yearsacross.Thatlongthinmilkybrightshapeacrossthemiddleofthenightskyismadeupofaboutseveralbillionstarsinourgalaxy.Ourgalaxyisspiral(旋轉(zhuǎn)的)galaxy,butthereareothertypes.TheMilkyWayistheonlyonegalaxyamongafewhundredmilliongalaxiesinouruniverse(eachwithhundredsofbillionsofstars).SPIRALGALAXY:Galaxiesthathavespiralarmsthatemergefromthecenter.OursolarsysteminlocatedononeofthearmsoftheMilkyWaygalaxy.Ourgalaxyhasahugeblackholeatitscenterthatbillionsofstarsresolvearound.ELLIPTICALGALAXY:shapedlikeahugeegg.Thestarsinthesegalaxiestendtobeveryold.Furthermore,theoldstarsinellipticalstendtobeyellowandreddish,whichaccordingtoourunderstandingofstellarevolution,meanstheyaresmaller,dimmerstars.IRREGULARGALAXY:Therearemanyothershapesofgalaxiesthataren’tspiralorelliptical.TheyarefitintotheirregularcategoryliketheLargeandSmallMagellanicClouds.Theyhaveratherunusual-lookingshapes.【語篇解讀】本文是一篇說明文,介紹了星系的分類。1.WhatistrueabouttheMilkyWay?A.Thereareonlystarsinsideit.B.Thereisablackholeatitscenter.C.It’sthebiggestspiralgalaxyintheuniverse.D.Ittakes100,000yearstogettherefromEarth.答案B解析細(xì)節(jié)理解題。根據(jù)表格第一欄“Ourgalaxyhasahugeblackholeatitscenterthatbillionsofstarsresolvearound.”可知,銀河系的中心有一個黑洞,故選B項(xiàng)。2.Whichofthefollowingisthemainfactorincategorizinggalaxies?A.Shape.B.Size.C.Numberofstars.D.Distancefromthesun.答案A解析細(xì)節(jié)理解題。根據(jù)表格中星系的分類:SPIRALGALAXY(螺旋星系)、ELLIPTICALGALAXY(橢圓星系)、IRREGULARGALAXY(不規(guī)則星系),特別是最后一欄中的關(guān)鍵詞shapes可知,形狀是星系分類的主要因素,故選A項(xiàng)。3.Whichofthefollowinggalaxiescanbeclassifiedasirregular?A.WhaleGalaxy—similartotheMilkyWaybothinsizeandshape.B.CygnusA(3C405)Galaxy—thebrightesteggshapewecanobserve.C.CigarGalaxy—longandnarrowgalaxythatlookslikeanashycloud.D.SunflowerGalaxy—galaxywithmultiplearmsradiatingfromitsbrightcore.答案C解析推理判斷題。根據(jù)表格中星系的分類,特別是最后一欄“IRREGULARGALAXY:Therearemanyothershapesofgalaxiesthataren’tspiralorelliptical.TheyarefitintotheirregularcategoryliketheLargeandSmallMagellanicClouds.Theyhaveratherunusual-lookingshapes.”可知,C項(xiàng)“CigarGalaxy—longandnarrowgalaxythatlookslikeanashycloud.(雪茄星系——看起來像灰云的狹長星系)”的形狀像飄散的云彩一樣不規(guī)則,既不屬于螺旋星系也不屬于橢圓星系,符合不規(guī)則星系的特征,故選C項(xiàng)。B(2021·西南大學(xué)附屬中學(xué)重大校區(qū)高一月考)ChinahassuccessfullylandedaspacecraftonMars,statemediaannouncedearlyonSaturday.Thesix-wheeledZhurongrobotwastargetingUtopiaPlanitia,avastlandintheplanet’snorthernhemisphere.Zhurong,whichmeansGodofFire,wascarriedtoMarsontheTianwen-1orbiter,whicharrivedabovetheplanetinFebruary.Thevehicleusedacombinationofaprotectivecapsule,aparachuteandarocketplatformtomakethedescentlanding.Aheatshield(保護(hù)盾)protectedbespacecraftduringthefierydescent(降落),afterwhichZhurongsafelyparachuteddowntotheUtopiaPlanitia.Tianwen-1’slandingplatformthenfiredsomesmall,downward-facingrocketenginestoslowdownduringthelastfewsecondsofitsdescent.Thesuccessfultouchdownisaremarkableachievement,giventhedifficultnatureofthetask.OnlyfewcountrieshavereallymasteredlandingonMarsuntilnow.Americaputdownitslargestrover(巡視器),Perseverance,inFebruaryEurope,whichhastwicefailedwithlandingattempts,willsendarovertoMarsnextyearhandinhandwiththeRussians.Allothercountriesthathavetriedhaveeithercrushedorlostcontactsoonafterreachingthesurface.NowthatZhuronghasgotdownsuccessfully,scientistswilltrytogetatleast90Martiandaysofserviceoutofit,studyingthelocalgeology.TherobotZhurong,weighssome240kgandispoweredbyfold-outsolarpanels.Zhurongcarriescamerastotakepicturesandassistnavigation(巡航);fiveadditionalinstrumentswillinvestigatethemineralresourcesoflocalrocksandthegeneralnatureoftheenvironment,includingtheweather.DeanChang,aChinesescientistsaidthatthesuccesswouldbeanenormousfilliptotheexplorationoftheuniverse,“Spacealwaysbenefitsdiplomacyandtechnology,anditdemonstratesthatChinacancontributetotheglobalpoolofhumanknowledge.”【語篇解讀】本文是一篇說明文。文章主要介紹了中國祝融號成功著陸火星。4.WhywasZhurongsenttolandonMars?A.todiscoverlivingspeciesonMars.B.toexploreaspecificareaofMars.C.toenablemorepeopletovisitremotepartsofspace.D.toexploitresourcesonMars.答案B解析細(xì)節(jié)理解題。根據(jù)第一段“Thesix-wheeledZhurongrobotwastargetingUtopiaPlanitia,avastlandintheplanet’snorthernhemisphere.”可知,祝融被送到火星上著陸是為了探索火星的特定區(qū)域。故選B項(xiàng)。5.WhatcanweinferfromParagraph2?A.TheAmericanroverPerseverancecodedupwithfailure.B.FewcountriesmasterlandingontheMoon.C.Europeplanstolaunchitsnextroverwithcombinedefforts.D.Tianwen-1helpedtospeedZhurongupbeforelanding.答案A解析細(xì)節(jié)理解題。根據(jù)第二段“Americaputdownitslargestrover,Perseverance,inFebruaryEurope,whichhastwicefailedwithlandingattempts,willsendarovertoMarsnextyearhandinhandwith