山东省烟台市2019届高三上学期期中考试试题英语---精校Word版含答案

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1、www.ks5u.com烟台市2018—2019学年度第一学期期中自主练习高三英语说明：本试卷分四部分，共12页。满分150分。考试用时120分钟。答案全部涂写在答题纸上，考试结束后，只交答题纸。第I卷第一部分听力(共两节，满分30分)做题时，先将答案标在试卷上，录音内容结束后，你将有两分钟的时间将试卷上的答案转涂到答题卡上。第一节(共5小题；每小题1.5分，满分7.5分)听下面5段对话，每段对话后有一个小题。从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。第二部分阅读理解(共两节，满分4

2、0分)第一节(共15小题，每小题2分，满分30分)阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项，并在答题卡上将该项涂黑。ATeenswhoarechangingtheworldTeenagersare，infact，solvingtheproblemsoftodaywithgroundbreakinginventions．KeianaCavé，U．S．A．Thelargestoilslick(浮油)causedbytheoiloverflowoccurringintheGulfofMexicoin2010ledtobabydolphinsdyingatsixtimes

3、theusualrate．WatchingthenewsonTV，Cavéfeltthattheremustbesomehiddenenvironmentaldamage．Agedjust15，shebeganstudyingwhathappenstooilwhenit'sleftontheocean’ssurface．Theteenagerdiscoveredthatwhenit'shitbyUVraysfromthesun，oilreactstoformchemicalswhichcausecancer．-16-Cavéhasturnedherworkintotwopatentsform

4、ethodsofdetectingthedangerouschemicals．WangSunmingandLiJingpeng，ChinaRealizingtheextenttowhichbacteriaspreadonpublicdoorhandles，WangandLisoughtamaterial—titaniumoxide(钛白粉)—thatcouldadequatelykillbacteria．However，thechemicalisn’tveryeffectiveunlessexposedtoUVrays．Sincemostdoorhandlesareinsidebuildin

5、gs——beyondthereachofUVraysfromthesun，WangandLiturnedtoLEDlightsandcreatedaLEDdoorhandle．Whenapersontouchesthehandle，theUVlightswitcheson，activating(使活跃)thetitaniumoxideonitandinstantlykilling99．8percentofthebacteriathatmightotherwisehavebeenspread．JulianRiosCantu，MexicoThisinventorwasjust13yearsold

6、whenhismotherwasdiagnosedwithbreastcancer．Hewatchedinhorrorasthetumour(肿瘤)grewfromthesizeofagreenbeantothesizeofagolfball.Afterhismotherrecovered，Cantusetouttoprotectothersfromthedisease．Hedevelopedwearabledevicethatmaybeabletodetecttheearlysignsofbreastcancer．Iftheprojectsucceeds，itcansavemillions

7、oflives．21．WhydidCavébeginstudyingoilleftontheocean’ssurface?A．Totestheruniqueprediction．B．Topreventtheoiloverflowing．C．Toapplyforapatentonherinvention．D．Tofindthecauseofbabydolphins’deaths．22．Whatisspecial