辽宁省高考英语二轮：阅读理解训练7及答案

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1、2016辽宁省高考英语二轮：阅读理解训练（7）及答案阅读下列四篇短文，从每小题后所给的AZBZC或D四个选项中，选出最佳选项。PLAYAGRANDE,COSTARICA?ThisresorttownwaslongknownforLeatherbackSeaTurtle（棱皮龟）nationalPark,nightlyturtlebeachtoursandevenaseaturtlemuseum・However,onabeachwheredozensofturtlesusedtonestonagivennight,scientistsspiedonly32leatherbacksallofl

2、astyear.Withleatherbacksthreatenedwithextinction（灭纟色），PlayaGrande'sturtlemuseumwasabandonedthreeyearsagoandnowsitsamongaseaofweeds・AndthebeachsideticketofficeforturtletourswaswashedawaybyahightideinSeptember.z,Wedonotpromotethatasaturtletourismdestinationanymorebecausewerealizetherearefartoofewtur

3、tlestoplease/saidAlvaroFonseca,aparkranger（管理员）.Evenbeforescientistsfoundtemperaturesgoingupoverthepastdecade,seaturtleswerethreatenedbybeachdevelopment,driftnetfishingandCostaRicansinterestineatingturtleeggs.ButclimatechangemaycausethemostseriousharmtoananimalthathaslivedinthePacificfor150million

4、years・Seaturtlesaresensitivetonumerouseffectsofwarming.Theyfeedonreefs,whicharedyinginhotterseas.Theylayeggsonbeachesthatarebeingcoveredbyrisingseasandmoreviolentwaves.Moreuniquelytheirgender「性另U）isdetermined,notbygenesbutbytheegg'stemperatureduringdevelopment・Smallrisesinbeachtemperaturescanresul

5、tinail-femalepopulations,obviouslyproblematicforsurvival.Ifthesandaroundtheeggshits30degreesCelsius,thegenderbalaneeshitstofemales:atabout32degreestheyareallfemale.Above34,yougetboiledeggs・Onsomenestingbeaches,scientistsareartificiallycoolingnestswithshadeorirrigationandtryingtoprotectbroaderareas

6、ofcoastalpropertyfromdevelopmenttoensurethatturtleshaveaplacetonestastheseasrise・1.Whydoestheresorttownstoppromotingit'sturtletourism?A・Itdecidesnottodisturbtheturtles'normallife.B.Touristshavelostinterestinwatchingturtles.C.Thereareonlyveryfewturtlesnow.D.Theturtlemuseumwasdestroyedbyahightide.1.

7、Whichofthefollowingisthemajorfactorintheturtlesendangerment?A.Thelocalseatinghabit.B・Driftnetfishing.C.Beachdevelopment・D.Globalwarming.2.Welearnfromthelastparagraphthatscientists.A.aredoingresearchontheseariseB.