工程硕士研究生英语基础教程unit3-4课后习题答案

UNIT3III1F2D3I4G5H6C7J8A9E10BB1PRESERVE2INTRACTABLE3DEPLETION4SURVIVAL5PROFOUND6POPULAR7SUSPICIOUS8UNRESTRICTED9CONSUMER10DANGERC1INVESTMENT2SPECIES3TROPICAL4SUSPICIOUS5ENVIRONMENT6INDOUBT7UPTO8TREMENDOUS9OUTOFBUSINESS10INVOLVING11DESPERATELY12SENSIBLE13PRESERVE14INTHEORYD1DEVASTATING2EXTINCTION3SURVIVAL4EFFECTIVE5EMITTEDIV1因此，如果失去一个重要物种，你就会导致大量其它物种的绝迹。2这种办法使当地人们可以为经济的原因而去保护动植物，而不是依靠在很大程度上难以奏效的那些反非法偷猎的规章制度。3一些观察家对这些钱财实际上能否到达应该接受这笔财物的人们手中表示怀疑。4森林的可持续管理既需要投资物种新树以取代被砍伐的树林，也需要被砍伐树林的数量进行控制。5理论上讲，消费者只能够购买这些获得认可的木材，这将迫使伐木公司开始保护“绿色”，否则将无生意可做。B1THEEXTREMELYHEAVYFLOODDIDGETDAMAGETOTHEMIDDLEANDLOWERREACHESOFTHEYANTSERIVER2THEBESTSELLERHADAGREATIMPACTONITSREADERS3ICANGIVEYOU5ATMOST,FORTHEUSEDBICYCLES4THEIRPOLITICALRIGHTS,ASWELLASTHEIRECONOMICBENEFITSSHOULDBESAFEGUARDED5THEUNEXPECTEDILLNESSMADEAMESSOFMYHOLIDAYPLANS6IFYOUAREWISE,YOUSHOULDSTUDYFORANOTHERYEAR7YOUMAYKEEPTHEBOOKAFURTHERWEEKPROVIDEDTHATNOONEELSEREQUIRESIT8THEREWASAFLOODOFCOMPLAINTSFROMTHEPRESSABOUTTHEBADLANGUAGEUSEDINTHESPECIALTVSHOW9HERTASKISTORANGETHEGOODSNEATLYINTHESHOPWINDOW10THEHEADMASTERENCOURAGEDTHECANDIDATESFORTHENATIONALMATHSCOMPETITIONTOSTRIVEFORTHEBESTRESULTSP431CACAA,DDBDC,BAABA21THEPOPULATIONINTHISCITYISLARGERTHANINTHATCITY2THEMOREENGLISHYOUHAVEREAD,THEFASTERYOUCANREAD3THISISTHELONGESTOFTHETHREERAILROADS4THISFACTORYISTHREETIMESASLARGEASTHATONE5THISWORKISASDIFFICULTASTHEONEWEFINISHEDLASTYEAR6HEHASMADEMOREACHIEVEMENTSINRESEARCHTHANWEHAVE7THISPARKISTHETIDIERANDCLEANEROFTHETWO8HESPEAKSENGLISHTHEBESTINOURCLASS9THEPRODUCTIONOFTHISFACTORYHASINCREASED10MORETHANTHATOF199010WEUSEDFEWERPEOPLETOFINISHTHISWORKTHANTHEYDOUNIT4P56III1APOLOGY2LIABLE3AUTHORITY4FAMINE5PREDESSOR6ERASE7GENEROSITY8SUFFERING9COMPENSATION10INVESTIGATION11PHENOMENON12DISASTERB1ISSUED2CELEBRATE3WASAPOLOGIZING4APPROPRIATE5SOPHISTICATED6SUFFERING7ACADEMIC8CONSCIENCE9WASSYMPATHETIC10HISTORICC1RESULTEDFROM2TURNEDINTO3TURNEDOUTTOBE4INEARNEST5BELONGTO6TURNABLINDEYETO7LOOKONAS8CARRIEDOUT9FINDTOMYCOST10INTHEEVENTIV1这个潮流是从1995年才真正开始的，当时英国女王承认当新西兰还是英国殖民地时，新西兰的土著人曾遭到英国人的羞辱。2像大多数公民一样许多政治领袖都属于战后一代，他们现在把这种战争简单地看成是正义战胜邪恶的战争。3支持这些道歉的并不仅仅是良心的发现，也不仅仅是压力群体的要求。4瑞士政府仍然试图摆平一场公共关系的失败，其发生的原因在于他们对他们国家在20世纪30年代、40年代与纳粹分子的交往所做的道歉是有失公允。5事实上，这些风险是如此的空泛，以至于有一种担心认为“对不起”这个词居然会成为一个脱口而出的说辞。B1TURNABLINDEYETOTHESUFFERINGOFTHEWAR2THE50THANNIVERSARYCELEBRATION3TOMAKEPUBLICAPOLOGIESTO4AWELLTIMEDAPOLOGY5TOPROMOTEAHEADOFSTATESPUBLICIMAGE6TOPUTRIGHTTHEPUBLICRELATIONSDISASTER7TOSAYSORRYFORPASTWRONGS8RECENTLYDECLASSIFIEDDOCUMENTS9TOADMITONESPASTWRONGS10TOPAYCOMPENSATIONFORWARDAMAGEC1WEWOULDMAKEAFORMALAPOLOGYTOCHINESEPEOPLEFORTHEIRCRUELTIESCOMMITTEDDURINGTHESECONDWORLDWAR2ITTURNEDOUTTHATTWOTRAVELERSHADBEENKILLED3NOWPEOPLELOOKONTVASANESSENTIALFACILITYFORLIFE4THEHEADOFSTATEWHOTURNSABLINDEYETOTHEPEOPLESSUFFERINGSWILLNOTGAINSUPPORTFROMTHEM5THEBRAVEYOUNGMANRISKEDHISLIFEINTRYINGTOSAVETHECHILDFROMTHELAKEP60DDABA,DDBBA21TOFINISHTHISWORKNEEDSATLEAST10PEOPLE2OURAIMISTOPASSTHEENGLISHTEST3SHEHASALOTOFEXERCISESTODO,SOSHECANTGOTOTHEPARTYWITHYOU4WEMUSTWORKHARDTOACHIEVETHEGOAL5IHADHIMCLEANTHEROOM6ITISNECESSARYFORH