新编大学英语四级听力每日训练-第297期.docx

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新编大学英语四级听力每日训练第297期

SectionCCompoundDictationRodwasalreadyanestablishedlabheadwhenhedecidedheneededtolearnmoreaboutcrystallography(结晶学).In1995hewentbacktoschoolattheCSHLonLongIsland,NewYork.Togetherwith22fellowscientists,(36)______fromPh.D.studentsto(37)______investigatorslikehimself,he(38)______inatwo-weekcourse.Thetraining(39)______off:threeyearslater,Rodbecamethefirstscientisttousecrystallographyto(40)______thestructureofanion(离子)(41)______.In2003hewontheNobelPrizeinChemistryforthiswork.Rod'sexperiencemaynotbetypicalforthescientists(42)______inthepostgraduatetrainingcoursesthatare(43)______byahandfulofinstitutesaroundtheworld.(44)___________________________________________.Coursesrangefromtwotosixweeksinlengthandfocusonthelatesttoolsandtechnologiesinaspecificfield.(45)___________________________________inwell-equippedlabsbetweenlecturesandevenconducttheirownmini-projects."Youcouldreallyworkasmuchasyouliked,"saysKeech,a26-year-oldproteinresearcheratthePlantScienceCentreinSweden,wholastyearattendedthetwo-weekcourseattheCSHL."(46)_____________________________________________,"addsKeech.Hesaysthathehasbenefitedfromthecourse,andnowusesthemethodshelearntthereinhisday-to-daywork.答案解析：SectionCCompoundDictation36.答案：ranging解析：此处需要分词作定语，rangefrom...to在此处表示“包括……和……”。37.答案：principal解析：此处需要形容词作定语，注意与音近词principle区分开。38.答案：enrolled解析：此处的谓语动词要用过去式，表示“入学，参加，成为成员”，注意en和词尾-ed。39.答案：paid解析：此处的谓语动词仍要用过去式，短语payoff在此处表示“成功，有回报”。40.答案：resolve解析：根据空格前面的to可知此处需要动词原形。41.答案：channel解析：此词注意双写n。42.答案：participating解析：此处需要分词作定语，participatein表示“参与”。43.答案：offered解析：根据are和by可知此处需要过去分词表示被动。不要误听成afford和effort。44.标准答案：Butitshowsthatscientistscanbenefitfromacquiringnewskillsatanystageoftheircareer听音关键：scientists,benefitfrom,newskills,career答案重构：Butitshowsthatitwilldoscientistsgoodiftheygetnewskillsintheircareer画龙点睛：宾语从句的主谓结构很重要，可以先记录下来，然后补充主句。45.标准答案：Classesarekeptrelativelysmall,usuallyabout20people,providingstudentswiththeopportunitytogethands-on