2011年职称英语冲刺班课件第14讲-理工类

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1、大家论坛职称英语http://club.topsage.com/forum-109-1.html大家论坛职称英语版块：http://club.topsage.com/forum-109-1.htmlAnotherfindingfromthestudyshowedthatAsianelephantsborninzoosweremorelikelytodieearlythanAsianelephantscapturedinthewildandbroughttozoos.Masonsuggestsstressinthemoth

2、ersinzoosmightcausethemtohavebabiesthatarelesslikelytosurvive.Thestudyraisessomequestionsaboutacquiringmoreelephantstokeepinzoos.Whilesomethreatenedandendangeredspecieslivinginzoosreproducesuccessfullyandmaintainhealthypopulations,thatdoesn'tappeartobethecasewith

3、elephants."Currently,zoosarenetconsumersofelephants,notnetproducers,"Masonsays.词汇：predator/'predətɚ/n．食肉动物ripe／raip／adj.成熟的infertile／ɪn'fɝtaɪl／adj.不生育的captivity／kæp'tɪvətɪ／n．监禁；束缚fare／feə／v.过活，生活obesity/əu'bi:sətɪ／n．过度肥胖；肥胖症注释：1.livetoaripeoldage:这是一种固定用法，意思是live

4、toanagethatisconsideredtobeveryold（长寿，高寿）。2．betruefor：或者betrueof：对……适用。短文中第二段第一句：ButthatmaynotbetrueforthelargestlandanimalsonEarth.这里，作为主语的that指的是第一段所陈述的内容。这个句子要传达的意思是：动物园对其他动物来说是一个安栖之地，而对大象来说却不然。3.loggingcamps：伐木场。Logging作为名词，意思是：伐木业。4.stressandobesitymaybetobl

5、ame:压力和肥胖是问题的根源。beloblame:该受责备，应承担责任。大家论坛职称英语http://club.topsage.com/forum-109-1.html练习:l.Accordingtothefirsttwoparagraphs,unlikeotherzooanimals,zooelephantsA.havedifficultyeatingfood.B.livetoaripeoldage.C.arenotafraidofpredators.D.develophealthproblems.2.Whichof

6、thefollowingabouttheinternationalscientists'researchonthelifespansofelephantsisNOTtrue?(Seeparagraph3)?A.Theycomparedzooelephantswithwildelephants.B.Theykeptdetailedrecordsofalltheelephantsintheircare.C.Theyanalyzedtherecordsoftheelephantskeptinzoos.D.Thezoo-born

7、elephantstheystudiedarekeptinEuropeanzoos.3.Whatdothescientistfindintheirresearch?A.Femaleelephantslivelongerthanmaleelephants.B.Femalezooelephantslivelongerthantheirwildcounterparts.C.Femalezooelephantsdiemuchearlierthantheirwildcounterparts.D.Elephantsinzoosand

8、thoseinthewildenjoythesamelonglifespans.4.WhatarethepossiblecausesofstressandobesityZoo-raisedelephantsgenerallysufferfrom?A.Theydonotlikelivinginherds.B.Theyd