高一英语阅读理解分类训练（自然类）.doc

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1、(1)Putanicecubefromyourfridgeintoaglassofwater.Youhaveapieceofstring(线)10centimeterslong.Theproblemistotakeoutthatpieceoficewiththehelpofthestring.Butyoumustnottouchtheicewithyourfingers.Youmayaskyourfriendstotrytodothatwhenyouarehavingdinnertogether.Thereisasaltcellaronthet

2、able.Youmustusesaltwhenyoucarryoutthisexperiment.Firstyouputthestringacrossthepieceofice.Thenputsomesaltontheice.Saltmakesicemelt(融化).Theiceroundthestringwillbegintomelt.Butwhenitmelts,itwillloseheat.Thecoldicecubewillmakethesaltwaterfreezeagain.Afteraminuteortwoyoumayraiset

3、hepieceofstringandwithityouwillraiseyourpieceofice!Thisexperimentcanbeveryusefultoyou.If,forexample,thereisicenearthedoorofyourhouse,youmustuseverymuchsalttomeltalltheice.Ifyoudon’tputenoughsalt,thewaterwillfreezeagain.1.Wemustuse_______whenwecarryoutthisexperiment.A.fridgeB

4、.somefoodC.atableD.somesalt【来.源：全,品…中&高*考*网】2.Howlongwillittaketocarryoutthisexperiment?A.Morethanthreeminutes.B.Fiveminutesorso.C.Onlyoneminuteortwo.D.Abouttenminutes.3.Whatisthetaskofthisexperiment?A.Puttheicecubeintotheglassofwaterwiththehelpofthestring.B.Takeouttheicecub

5、eintheglassofwaterwiththehelpofthestring.C.Takeouttheicecubeintheglassofwaterwithyourfingers.D.Putsomesaltontheicecubeandthenputthestringacrossit.4.Howmanythingsatleastareusedinthisexperiment?A.Three.B.Four.C.Six.D.Seven.5.Wecanlearnsomethingabout_______fromthepassage.A.Phys

6、icsB.biologyC.chemistryD.maths【答案与解析】本文讲述了把立方形的冰块放入水杯中，如何用细绳取出冰块的实验。第8页共8页1.D。我们进行实验时必须用什么？文章第2段最后一句说当进行实验时你必须用salt(盐)。由此可知答案是D。2.C。文章第4段的Afteraminuteortwo...(一两分钟后你可以提起细绳…)，由此可知进行这个实验仅需一两分钟时间。3.B。这个实验的任务是什么呢？由文章第1段第3句Theproblemistotakeoutthatpieceoficewiththehelpofthestring

7、(问题是如何用细绳将冰块拿出)，由此可知答案为B。4.B。实验中至少用了几样东西？从全文可知道至少用了string,salt,aglassofwater,icecube这4种东西。5.C。通过这段文字我们了解了一些什么知识？实验用salt把ice融化，这应属于化学变化。(2)Bambooisoneofthenature’smostsurprisingplants.Manypeoplecallthisplantatree,butitisakindofgrass.Likeotherkindsofgrass,abambooplantmaybecutv

8、erylowtotheground,butitwillgrowbackveryquickly.AJapanesescientistrecordedon