海淀区高三年级第二学期期中练习英语本试卷共12页，共120分。考试时长100分钟。考生务必将答案答在答题纸上，在试卷上作答无效。考试结束后，将答题纸交回.第一部分：知识运用（共两节，45分）第一节单项填空（共15小题；每小题1分，共15分）从每题所给的A、B、C、D四个选项中，选出可以填人空白处的最佳选项，并在答题纸上将该项涂黑。1.Thecourseisdesignedtohelpstudentslearntoshowrespectfor.A.othersB.bothC.thoseD.either2.Hewillnevermakeprogressinmathhereallywantstolearnit.A.ifB.aslongasC.unlessD.incase3.AreportonfoodsafetyinBei激ngonJanuary15th,2018andithasreceivedpositivereviews.A.publishedB.waspublishedC.haspublishedD.hasbeenpublished4.goodairquality,thegovernmentisreplacingcoalfuelwithnaturalgas.A.GuaranteedB.GuaranteeingC.ToguaranteeD.Guarantee5.leavestheclassroomlastshouldturnoffthelights.A.WhichB.WhoC.WhicheverD.Whoever6.Thisproblemagain?Weitmany!A.arediscussingB.discussedC.haddiscussedD.havediscussed7.OnSundaymorning,Nancyplansforthetripwhenhermotherwalkedin.A.isreviewingB_willreviewC.wasreviewingD.reviewed8.——Iwenttotheconcertlastnight.Itwasfantastic!—Youweresolucky!HowIwishIthetickettoo.A.hadgotB.wouldgetC.gotD.get9.Oncebythesoccerteam,yourselfneedtotrainthreeaweek.A.acceptingB.acceptedC.toacceptD.accept10.—HaveyouheardthatSpaceXsentaTeslacarintospace?—Yes.theyhaveachievedisamazing.A.WhereB.HowC.ThatD.What11.ItisthroughdecadesofhardworkChinahasprogressedtoanewstage.A.thatB.whereC.whichD.what12.Themayormadeastatementhisconcernforthemisuseofsharedbicycles.A.voicedB.voiceC.voicingD.havingvoiced13.Michaelwashappythathehadaroof_hisheadwhenitrained.1A.onB.overC.upD.around14.Yousomethinggreat,otherwiseyouwouldn'thavegotthepromotion.A.shoulddoB.mustdoC.shouldhavedoneD.musthavedone15.AcrossthestreetistheresearchcenterStephenHawkingmadehisground-breakingdiscoveriesinphysics.A.whereB.thatC.whenD.which第二节完形填空（共20小题；每小题1.5分，共30分）阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项，并在答题纸上将该项涂黑。MyparentsdivorcedwhenIwas11yearsold.Oneyearlater,myfather16providinganytypeoffinancialsupportforus.weredefinitely17then.Irememberthethreateningcallsfrombillcollectors,andthesoundofmymothercryinglateatnight.18thememorythatsurfacesmuchmorestronglythanalltheothersisoneinwhichIlearnedadearlessonabout19.To20ourfamilymymotherworkeddayandnight.Drivinghomelateonenight,shestoppedataredlight.A21carracingupcrashedintothebackofmymother'scar.Amazingly,mymother22，buthercardidn't.Thedriveroftheothercarwasayoungmanwithno23，sohecouldn'taffordtorepairhercar.Thenextday,Isawourneighbors,theClaytonshandingmymotheranenvelopewith$500inside.Iremembermy24，toughmotherinsistingthatshecouldn'ttaketheirmoney.Therewasnowayshecould25paythemback.Mr.Claytonsaidwithasmile.“Don'tworryaboutpayingusback.Whenarebetter,justhelpsomeoneelsewhoisin26.Thatwillbe27enough.”Mymothertookhiswordstoheart.Ayearlater,onherwaybackhomefromwork,shemetayoungwomanholdingacryingbaby.Sheinvitedthemintoourkitchenand28somefoodforthem.Asthenightworeon,theyoungwoman'sstory29.Shehadrunawayfromanunfortunatemarriage,takingonlyherkidandahandfulof30.Mymothermadethemamakeshiftbedonourlivingroomcouch.Later,Isawheropenherpurseandhandtheyoungwomansomemoney.Iknewthatwasalmostallthemoneyshehad,yetIsawsuchalookof31uponherfaceasshehandeditfreelytothegirl.Throughtheyears,continuedtobetoughforourfamily.Inspiteofthis,mymothe...