吉林省梅河口市第五中学2017届高三上学期阶段测试（一）英语试题

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1、吉林省梅河口市第五中学2017届高三上学期阶段测试（一）英语试题第I卷第二部分阅读理解（共两节，满分40分）第一节（共15小题:每小题2分，满分30分）阅读下列短文，从每题所给的四个选项（A.B.C和D）中，选出最佳选项，并在答题卡上将该项涂黑・ADolphins（海豚）arenotfish,butwarm-bloodedanimals.Theyliveingroups,andspeaktoeachotherintheirownlanguage.Tnthiswaytheyare1ikeotheranimals,suchasbeesandbirds.

2、Butdolphinsareverydifferentfromalmostal1landanimals.Theirbrainisnearlythesamesizeasourown,andtheylivealongtimeatleasttwentyorthirtyyears.Likesomeanimals,dolphinsusesoundtohelpthemfindtheirwayaround・Theyalsomakethesesoundstotalktoeachotherandtohelpthemfindfood.Wenowknowtheydono

3、tusetheirearstoreceivethesesounds,butthe1owerpartofthemouth,calledthejaw・Strangcly,dolphinsseemtolikeman,andforthousandsofyearstherehavebeenstoriesaboutthedolphinanditsfriendshipwithpeople.Thereisastoryaboutsailorsinthe19thcentury.TnadangerouspartoftheseaoffthecoastofNewZealan

4、d,theylearnttolookforadolphincalledJack・From1871to1903Jackmeteveryboatintheareaandshowedittheway.Thenin1903apassengeronaboatcalledThePenguinshotandwoundedJack・Horecoveredandfornineyearsmorecontinuedtoguideallshipsthroughthearea—exceptforThePenguin.Today,somepeoplecontinuetoki1

5、1dolphins,butmanycountriesoftheworldnowprotectthemandintheseplacesitisagainstthelawtokillthem・21.BytellingthestoryofJackthewriterwantedtoshowthat_・A.peoplearecrueltoanimalsB・dolphinsarefriendlyandcleverC・JackisdifferentfromotherdolphinsD.dolphinsshouldbeprotectedbylaw21.Dolphi

6、nsaredifferentfrommanyotheranimalsinthattheyA.liveingroupsB・havetheirownlanguageC.arewarm-b1oodedD・havelargebrains23.Whichofthefol1owingdoesthedolphinusetohelpitfinditswayaround?A・Itsmouth.B・Itsears.C.Itsnose.D.Itseyes.24.WhydidthesailorsoffthecoastofNewZealandlookforJack?A.Th

7、eywantedhishelp・B.Theyenjoyedplayingwithhim・C.Hewasseriouslywounded.D.HewasIonelyandlikedtobewithpeople【答案】21.B22.D23.A24.A【解析】试题分析：本文介绍了海豚的情况，并举例说明海豚是人类的朋友。21.B主旨大意题。全文都在讲海豚的聪明与友好，所臥正确答案是其他三个选项不能涵盖全文，只是文童的一个细节。22.D细节题：由第一段第五句Theirbrainisnearlythesamesizeasour。吟可知海豚与其他动物最犬的不同就

8、是他们的脑子和人类的脑子几乎一样大，故选D。23.A细节题°由第一段第六旬dolphinsusesoundtohelpth