Activeandpassivevoiceforverbs：主动和被动语态的动词

《Activeandpassivevoiceforverbs：主动和被动语态的动词》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、BasicScientificWritinginEnglishLecture7ProfessorRalphKirbyFacultyofLifeSciencesExtension7323RoomB322ActiveandpassivevoiceforverbsInter-convertingtensesbetweenEnglishandChinesehasmanyproblemsPast,presentandfuturecanrelysolelyoncontextinChinese.InEnglish,itmustbespecifiedWhethertheactionh

2、asbeencompletedorisintendedtobecompletediscentraltoChineseandhasnorealequivalentinEnglishThepassivevoiceofaverbhasnorealequivalentinChineseActiveandPassiveVoiceHestudiesthebook.Hestudiedthebook.Hewillstudythebook.TheseareallactivevoiceasthepersonisdirectlyinvolvedThebookisstudiedbyhim.Th

3、ebookwasstudiedbyhim.Thebookwillbestudiedbyhim.Theseareallpassivevoiceasthesubjectofthesentence,‘thebook’isactedonbysomeoneClassicallyinscience:“Thefollowingresultswereobtained.....”“Weobtainedthefollowingresults.....”Whichisactiveandwhichispassive”BritishEnglishscientiststendtooveruseth

4、epassivecomparedtoAmericanEnglishscientists.Chinese1stlanguagespeakersveryrarelyusethepassivewhenwritingapaperGrammarcheckerswillhighlightallpassivesaswrong?Isthepassivevoicealwayswrong.No!Somescientistswouldsaythatyoushouldneverusethepassivevoice.IdisagreeYoushouldavoidusingthepassiveun

5、lessyouhaveareasontouseitbecauseitusesmorewordsandcanmakewhatyoumeanmoreconfusingWhentousethepassiveWhenyoucannotavoiditThebabywasbornintheMaternityHospitalThemotherborethebabyintheMaternityHospitalThe2ndsentencemeansthesame,butislongerandreadspoorlyThePetridishesweremadeofplasticThemanu

6、facturermadethePetridishesoutofplasticNotthesamemeaning.Betterstill,“PlasticPetridishes”WhyhaveIused“Petri”ratherthan“petri”inthemiddleoftheabovesentences?Theword“petri”ishighlightedbythespell-grammarchecker!EmphasisWhenyouwanttomaketheactionratherthantheagentoftheactionthemostimportantS

7、treptomycin,thefirsteffectiveantibioticagainsttuberculosis,wasdiscoveredbyWaksmanWaksmandiscoveredstreptomycin,thefirsteffectiveantibioticagainsttuberculosis.WhentheagentisunknownorunimportantDarwinmostimportantworkwaspublishedin1859XpublishedDarwin’smostimportantworkin18