第十八课时九年级上Unit4一、阅读理解（2023南阳南召一模）Haveyoueverseenasolarpanel（太阳能电池板）inyourneighborhood？Solarpanelstakeenergyfromthesunandturnitintoelectricity.Overthepasttenyears，thepriceofsolarpanelshasgonedowngreatly.Inmanypartsoftheworld，solarenergyisnowthecheapestformofelectricity.Moreandmorepeoplehavestartedusingsolarenergy.However，solarpanelsalsohavetheirproblems.Theystopworkingatnightandonrainydays.Isitpossibletomakethemproduceelectricityallthetime？ScientistsatSuzhouUniversity，China，haveinventedanewsolarpanelnow.Itcanproduceelectricitynotonlyfromsolarenergybutalsofromfallingrain.Whenaraindropfallsonthesolarpanelandthenrolls（滚动）down，itcreatesfriction（摩擦力）onthesurfaceofthepanel，whichcanthenbeturnedintoelectricity.SunBaoquanisoneoftheinventors.“Ournewinventioncanproduceelectricityinanyweatherduringtheday，evenatnight.”hesays.Thesolarpanel，however，doesnotmakemuchelectricityfromfallingrain.SoSunBaoquanisstillworkinghardtoimproveit.Thescientistalsowantstomakesolarpanelsmoreflexible，whichareassoftasclothing.Thefieldofsolarenergyisdevelopingfast.Scientistsaroundtheworldhavebeenimprovingsolarpanels.Somehavebeenworkingonwaystojoinsolarpanelsandwindpowertogether.Somehavebeentryingtouseotherways.根据材料内容选择最佳答案。（A）1.Whichenergyisnowthecheapestformofelectricityinmanypartsoftheworld？A.Solarenergy.B.Waterenergy.C.Windenergy.D.Naturalgas.（A）2.Whatisoneoftheproblemsofcommonsolarpanels？A.Theycan’tworkallthetime.B.Thepriceofthemisrising.C.Theycanhardlybeusedinpeople’shomes.D.Itcreatesfrictionwhenproducingelectricity.（C）3.Whyisthenewsolarpanelmorescientificanduseful？A.Ithasalargersizethanacommonone.B.Itproducesmoreelectricityfromfallingrainthansolarenergy.C.Itcanproduceelectricitydayandnightandeveninrainycondition.D.Itcansavemoremoney.（D）4.Whatdoestheunderlinedword“flexible”meaninParagraph5？A.坚硬的B.光滑的C.粗糙的D.柔软的（B）5.Wecaninfer（推断）fromthetextthat.A.thereisnoroomfordevelopingsolarenergyB.thereisnoendtotheresearchinthefieldofsolarenergyC.solarenergyhasmetpeople’sneedsforelectricityD.solarenergyhascompletelytakentheplaceofotherkindsofenergy二、完形填空（原创）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。Televisionsshowsoundsandpictures.People1newsandshowsonthem.YouprobablycallthemTVs.JohnBairdmadethefirstTVin1925.Ithadonecolor.It2onlyshow30lines.Thiswasjustenoughroomforaface.Itdidn’tworkwell，butitwasa3.ThefirstTVstationwassetupin1928.ItwasinNewYork.4peoplehadTVs.Thebroadcasts（广播）werenotmeanttobewatched.TheyshowedaFelixtheCatdollfortwohoursaday.Thedollwentaroundonarecordplayer.Theywere5.Ittookmanyyearstogetitright.Bytheendofthe1930s，TVswereworking6.Americagotitsfirsttasteatthe1939World’sFair.Thiswasoneofthebiggest7ever.Therewere200small，blackandwhiteTVssetuparoundthefair.TheUSPresidentgaveaspeechovertheTVs.TheTVswere8fiveinchesbigbutthepeoplelovedit.TheywantedTVs.9WorldWarIIwasgoingonduringthistime.Factorieswerebusymaking10andbombs（炸弹）.Whenthewarwasover，TV11acrossthecountry.By1948therewere4bigTVnetworksinAmerica.Theyairedtheirshowsfrom8to11eachnight.Localshowswereairedatothertimes.Mostofthetime，12wasshownatall.TVwasnot“alwayson”likeitisnow.ColorTVscameoutin1953.They13toomuchmoneyformost.Also，showswereaired（显示）inblackandwhite.By1965，colorTVswerecheaper.TVstationsstartedairingshowsincolor.Peoplehadtoswitchiftheywantedtoseetheshows.NowmostTVsarehigh－def（高清的）.Thismeansthattheyhavemanylinesonthem.Thismakestheimage14.TVshavecomealongwaysinceBaird’s30lineset.High－defTVshave1080lines.Thereisastateoftheartsetscalled4KTVs.TheseTVshave3，840lines.SomepeoplewatchTVin3D.I15whattheywillcomeupwithnext.（A）1.A.watchB.touchC.listenD.catch（B）2.A.shouldB.couldC.mustD.might（B）3.A.successB.startC.riskD.courage（C）4.A.MoreB.ManyC.FewD.Most（D）5.A.planningB.receivingC.savingD.experimenting（A）6.A.wellB.slowlyC.quicklyD.early（B）7.A.giftsB.eventsC.screensD.decisions（C）8.A.stillB.alwaysC.onlyD.also（A）9.A.ButB.AndC.BecauseD.Although（D）10.A.paperB.clothesC.steelD.guns（D）11.A.showedB.appearedC.sentD.spread（C）12.A.somethingB.everythingC.nothingD.anything（D）13.A.tookB.spentC.neededD.cost（B）14.A.bigB.clearC.beautifulD.popular（C）15.A.askB.knowC.wonderD.expect三、语篇填空第一节（2023南阳镇平二模）阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。theyeyewheninterestonegrowenjoyoverplanpercentWithexperimentalapparatus（实验仪器）madeofwastematerials，ZhangJiantao，ascienceteacherinthecountrysideinHenanProvince，hasmadehisstudentsfallinlovewithscience.Zhang1upinthecountryside.Threeyearsago，Zhangreturnedtohishometowntobecomeaprimaryschoolteacher.Morethan802ofthestudentsare“left－behind”children.The3experimentwasnamed“Howiswindcreated？”Allthechildrenwereveryexcitedduringtheexperiment.And4itwasover，theyaskedZhangwhenthenextexperimentwouldtakeplace.Seeingtheeagerness（渴望）intheir5，hedecidedatthatmomentthathewouldcontinuetodoscienceexperimentsforthemnomatterwhatdifficultieshewouldhavetoovercome.AsZhangperformsscienceexperimentsforstudentseveryweek，hefindshisstudentsaremoreandmore6intheexperimentclass.Somestudentshaveevenstartedtomake7ownexperimentalapparatus.Sofar，theteacherhasperformed8100scienceexperimentswithrecycledmaterials.He9toproduceasciencetextbookcontainingthe100experimentsforvillageschoolsthisyearsothatmorerural（农村的）studentscanlearnscientificknowledgeand10thepleasureofdoingscienceexperiments.1.grew2.percent3.first4.when5.eyes6.interested7.their8.over9.plans10.enjoy第二节（原创）阅读短文，根据语篇要求填空，使短文通顺、意思完整。每空限填一词。Doyouknowwhoheis？Well，heisTeotronic，fromItaly.Helooks11agentleman.Heoftenwearsablackcap12looksveryhandsome.Heispopularwiththeyoung.Heisagreatrobotwithapairofbighands.Hehas19fingerstogether.Thoughhisfingersaremore，hecanplay13pianoverymuch.Histwohandscanplaydifferentkeystogether.Hecansingsomesongsalongwiththepianomusic.Hecanusehiseyes14“see”and“talk”withothersaroundhim.Heisreallyverywonderful.Maybehecanmakethemusicbecomebetterandbetter.Matteo，fromItalysaidthatTeotroniccostover￡3000and15tookthemoverfouryearstomaketherobot.AndhesaidTeotronicwasreallyagreatmusician.Don’tyouthinkso？11.like12.and13.the14.to15.it四、补全对话（2023黑龙江绥化改编）A：Hi，WuJin.B：Hi，LiJun.1.Whyareyouhappy/…？A：Becausethreeastronautshavebeencarriedintospacesuccessfully.B：2.Whoarethey/Whataretheirnames/…？A：TheyareChenDong，LiuYangandCaiXuzhe.Theyareourheroes.Chinesetakeprideinthem.B：3.Iagree（withyou）/Ithinkyouareright/Youareright/Ithinkso/Thatistrue/Itisright/Sotheydo/….Weshouldlearnfromthem.A：Bytheway，anewstudentiscomingtoourclass.Doyouknowhim？B：4.Yes，Ido/Yes/Sure/Ofcourse/Certainly/….Heismygoodfriend.A：Really？5.Whatishegoodat/Whatdoeshedowellin/Whatishishobby/Whathobbydoeshehave/Whatkindofsportsdoeshelike/Whatkindofsportsishegoodat/…？B：Heisgoodatswimming.A：Great！Wecanswimtogether.Wewillbegoodfriends，too.Letmeknowhim，OK？B：Noproblem.A：Thankyouverymuch.B：Youarewelcome.五、书面表达随着科学技术的迅速发展，我们的生活中出现了各种各样的发明。请你以“Themostusefulinvention”为主题写一篇英语短文，谈一下你认为最有用的一项发明。写作要求：1）你认为最有用的发明是什么及其理由；2）你认为它还有哪些不足之处；3）文中不得出现考生的真实姓名和学校名称；4）词数100左右。ThemostusefulinventionTherearelotsofinventionsaroundtheworldinrecentyears.Ofalltheinventions，IthinktheInternetisthemostuseful.First，wecangetinformationeasily.OntheInternet，wecanreadthelatestnewsandgetotherinformationfromallovertheworld.Second，wecandomanythingsontheInternet.Wecanfindmanymaterialsandcoursesforourstudy.Wecandoshoppingandbookallkindsoftickets.Thiscansaveuslotsoftime.Third，theInternetcanhelpusrelax.WecanwatchTVprograms，playgamesanddootherinterestingthingsontheInternet.However，someinformationontheInternetisnottrueandevenharmful.Somethingshouldbedonetopreventthebadinformation.