中考英语二轮阅读理解精练（一）及答案

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1、中考英语二轮阅读理解精练（一）及答案第一篇阅读理解Youmaythinkthatsailingisadifficultsport,butitisreallynothardtolearnit.Youdonotneedtobestrong.Butyouneedtobequick.Andyouneedtounderstandafewbasicrulesaboutthewind.First,youmustaskyourself,“Whereisthewindcomingfrom?Isitcomingfromaheadorbehi

2、ndorfromtheside?”Youmustthinkaboutthisallthetimeontheboat.Thewinddirectiontellsyouwhattodowiththesail.Let’sstartwiththewindblowingfromthebehind.Thismeansthewindandtheboataregoinginthesamedirection.Thenyoumustalwayskeepthesailoutsidetheboat.Itshouldbeata90°angleto

3、theboat.Thenitwillcatchthewindbest.Ifthewindisblowingfromtheside,itisblowingacrosstheboat.Inthiscase,youmustkeepthesailhalfwayoutsidetheboat.Itshouldbeata45°angletotheboat.Itneedstobeoutfarenoughtocatchthewind,butitshouldn’tflap.Ifitisflapping,itisprobablyouttoof

4、ar,andtheboatwillslowdown.Sailingintothewindisnotpossible.Ifyoutry,thesailwillflapandtheboatwillstop.Youmaywanttogointhatdirection.Itispossible,butyoucan’tgoinastraightline.Youmustgofirstinonedirectionandtheninanother.Thisiscalledtacking.Whenyouaretacking,youmust

5、alwayskeepthesailinsidetheboat.Comeandjoinus!46.Whatshouldyouconsiderfirstwhilesailing?A.Sailors’strength.B.Wavelevels.C.Winddirections.D.Sizeofsails.47.Whatdoestheword“It”underlinedinParagraph4referto?A.Theboat.B.Thewind.C.Thesail.D.Theangle.[来源:学科网ZXXK]48.Whatd

6、oyouhavetodowhensailingagainstthewind?A.Moveinastraightline.B.Allowthesailtoflap.C.Lowerthesail.D.Tacktheboat.49.Wherecanyouprobablyfindthetext?A.Inapopularmagazine.B.Inatouristguidebook.C.Inaphysicstextbook.D.Inanofficialreport.50.What’sthemainpurposeforwritingt

7、hepassage?A.Toexplainhowtosailwell.B.Toshowhowtosailintothewind.C.Toencouragepeopletosail.D.Tointroduce3basicrulesaboutthewind.参考答案46-50CCDAC第二篇Imaginethis：atelevisionscreenhasthesizeandthicknessofapieceofpaper．Youcarryitaroundinyourpocketandtakeitoutwhenyouwantt

8、owatchashow．Imagineaguitarsotinythatyoucan'tseeitwiththehumaneye，butyoucanhearsoundwhenitsstringsarepulled．Nanotechnology(纳米技术)isthesciencethatdealswiththingsi