英语泛读教程4课后答案

《英语泛读教程4课后答案》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit1ExerciseA.dB.ccbdcbbaC.1.Theanswerisyes.Butthequestionisopentodiscussion.Impulsecannotstaylongwithoutcarefulthinking.Writingisalsoanartandartiscultivated2.Awriterneedscreativepowerinproducinggoodstories.Hehastomake painstakingeffortsinwriting.Creativepow

2、erneedscultivationandgeniusalonemaynotworkin creatingoriginalstories.3.Inmostcasesagoodstoryisrewritten.Buttherearewriterswhothinkverycarefullyaboutthestorytobewrittenbeforetheystartwriting.Carefulthinkingandrewritingareofthesamenaturehere.D.abcdbddbaaFastrea

3、dingUnit2ExerciseA.aB.bbcbdbabacC.1.Theauthor'shypothesisisbasedonthefollowingfacts:thegrowthrateoftheworldpopulationisnowonlyonepercentayear;44percentoftheworld'speopleliveincountrieswherefertilityhasalreadyfallenbelowthereplacementrate,andfertilityisfalling

4、almosteverywhereelse.Thereasonisthatpopulationchangesdependonthevaluespeoplehold.Aslongasthemodernvalueofsavingeffortsandmoneybyraisingfewerchildrenremainswidespread,theworldpopulationwillnotstopdeclining.(Oftheseviews,youmayhaveyourownjudgment,discusswithyou

5、rpartners.)2.Theauthorsuggeststhathumanvaluesisoneofthedeterminingfactorsofpopulationfluctuation.Modernwayoflifehasledtothedeclinationinpopulationinthemodernizedcounties,andwhethertheworldpopulationwillgrowordwindledependsonthevaluespeopleholdinthefuture.Youm

6、ayagree,partlyagreeordisagreetotheauthor'sview.Stillyoumayalsoputforwardnewviewsregardingtherelationbetweenhumanvaluesandpopulation.D.baaabacdcFastreadingPassageone1-5acdabPassagetwo6-10caddbpassagethree1-15dccdbUnit3ExerciseA．aB．babcdbabbC．1.Geneticallymodif

7、iedfoodismadefromcropsandvegetablesgeneticallychangedbyscientists.GMfoodhasarousedgreatdissentionsamonggovernments,scientists,farmers,andconsumers.Ononehandarethehighqualitycropsduetothegenetechnique,ontheotherhandarethepotentialrisks.（Whilegivingyourideas,co

8、nsidertheinterestsofdifferentpeoples.）3.Fromthetext wecanseethatthefoodfightbetweentheU.S.andtheE.U.comesasmuchfromtheconcernfortheirowninterestsasfromsafetyconsiderations.WhiletheE.U.ban