2010-2023历年江苏省淮安中学高二上学期期中考试英语试卷（带解析）.docxVIP

2010-2023历年江苏省淮安中学高二上学期期中考试英语试卷（带解析）

第1卷

一.参考题库(共25题)

1.Throughoutseafaringhistory,shipsandsailorshavebeenlosttostorms,accidentsandwar.Untilrecently,mostoftheseshipswereweakwoodensailingvessel(船只),theirskeletons(骨架)quicklyeatenawaybyseacreatures.Now,largevesselsmadeofsteelfloatontheseas.Thousandsofthesehugeshipshavebeenlostintimesofwarandintimesofpeace.

Thebonesofgreatmetalships,unlikethewoodenvesselsofold,survivethedestructionofthesealongenoughtobecomehomeandharborforunderwaterlifeofallkinds.Shipwrecks(残骸)oftenprovidetheonlyhardsurfaceandstructureatthesandybottomofthesea,somethingmanyseacreaturesneed.

Theshiphasbeenunderwaterforonlyfivedays.Itssurfaceisstillclean.Sixweekslater,thewreckiscoveredwithaslimylayerofalgae(海藻),butitisstillrecognizableasaship.Soon,animalsthatneedtoattachthemselvestoahardsurface,likethefeatherdusterworms,makethewrecktheirhome.

Inwarmwaters,coralpolyps(珊瑚虫)settleonthewreckandbegintheprocessofbuildingarock-likecrustontheship.Smallfishareattractedonallofthesecreatures.Largerfishcometofeedonthesesmallfishthathideinthewreckage.Eventually,thelargestanimalsareattractedtotherichlifeontheshipwreck.

Shipwrecksgiveusvaluableinformationabouthowseaplantsandanimalsdevelop.Weknowexactlyhowlongthiswreckhasbeenunderwaterandhowlongsealifehasbeengrowingonit.Yeteventhestrongeststeelshipwreckwillfinallybedestroyedbytheflowsofwater.Butlongafterthiswreckhasbeenbrokenapart,itwillstillactasareef(礁石).Layeruponlayerofsealifehasformedastructurethatisnowmorenaturalthanartificial,andwillremainanislandoflifeunderthesea.

【小题1】WhichofthefollowingisNOTTRUEaboutshipwrecks?

A．Mostshipsinancienttimessankeasilyandbecomeshipwrecks.

B．Shipwrecks,forscient