黑龙江省鹤岗市第一中学高一12月月考英语试题---精校Word版含答案

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1、高一学年英语试题第一部分：阅读理解（共两节，40分）第一节（共15小题；每小题2分，共30分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。AItiseasiertofloatintheoceanthanitistofloatinaswimmingpool.Doyouknowwhy?Oceanwaterisfullofsalt—andsaltwatercanholdupmoreweightthanfreshwater.Seeforyourself!YouWillNeed:●3cupsofwarmwater●Measuringcup(量杯)●W

2、ide-mouthedjar●Salt●Spoon ●Raw(生的)potatoYouWillDo:1.Pour1.5cupsofwarmwaterintothejar.2.Add1/3cupofsalt.3.Stir(搅拌)untilthesaltiscompletelydissolved.4.Addanother1.5cupsofwater.Pouritslowlyoverthebackofthespoonintothejarsothatthetwoliquidswillnotmixtogether. 5. Gently placethepotatointothejar.Donot

3、dropit.WhatWillHappen:Thepotatowillsink—butonlyhalfway!Why?Saltwaterisheavierthanfreshwater,soitwillstayonthebottom.Thefreshwaterwillremainontop.-12-Thepotatoisheavierthanthefreshwater,butitislighterthanthesaltwater.Thatiswhythepotatowillsinkhalfwaydown.1.Intheexperiment,whatshouldyoudorightafte

4、ryoupourthewateroverthespoon?A．Addthesalttothewater.                B．Stirthesaltintothewater.C．Placethepotatointhejar.                D．Pourwarmwaterintothejar.2.InStep4oftheexperiment,whydoyoupourthewateroverthespoon“slowly”?A．Itiseasiertoseewhatyouaredoing.B．Itpushesthefreshwatertothebottom.C

5、．Itwillkeepthewaterfromcomingout.D．Itwillkeeptheliquidsfrommixingtogether.3.Inwhichstepoftheexperimentdoyouaddthesalt?A．Step1           B．Step2           C．Step3           D．Step4BCandogsandcatsgetalongwellinthesamehome?Peoplewhoarethinkingaboutgettingadogasafriendfortheircatareworriedthattheywi

6、llfight.Arecentresearchhasfoundthatifthecatistakenbackhomebeforethedog,andiftheyareintroducedwhenstillyoung(lessthan6monthsforcats,ayearfordogs),itishighlyprobablethatthetwopetswillgetalong swimmingly.Intwo-thirdsofthehomescatsanddogshaveagoodrelationship. However,itwasn’tallsweetnessandlight.Th

7、erewasareportedcoldnessbetweenthecatanddogin25%ofthehomes,whileaggression(侵略，好斗)andfightingwerefoundin10%ofthehomes.Onereasonforthisisprobablythatsomeoftheirbodylanguagesarejustdifferent.Forexample,whenacatturnsitsheadawayit