Unit4LanguagestylesWhatisformalstyleandwhatisinformalstyle?Whatsituationscantheybeused?Complexsentencestructures,includingthepassivevoiceandsubordinateclauses,aswellasabstractnounsintheformalstyleofEnglish.Andsimplesentencestructuresandactivevoicemayoftenbeusedintheinformalstyle.Alotofcolloquiallanguageandcontractionsmaybefoundaswell.Comparethefollowingtwotextsandtrytodecidewhichisformalandwhichisinformal.Text1Text2usesimplesentencestructures;theactivevoice;lessformallanguageandcontractionsA.atelephoneconversationwithafriendB.atelephonecalltoateacherC.ane-mailtoapenfriendD.apresentationtotheclassE.ajobinterviewF.ascientificreportG.theentertainmentsectionofanewspaperH.anapplicationletterforajobI.anotetoyourmumJ.achatwithyournextdoorneighbourRankthefollowingsentencesinorderofformality,(1)beingthemostformaland(6)theleastformal.Bequiet.CouldItroubleyoutoturnthevolumeontheradiodownalittle,please?Visitorsarepolitelyrequestedtokeeptheirvoicesdownatalltimes.Shutup!Silenceisrequestedinthisareawhiletheexaminationsarebeinggiven.Pleasestoptalking!Languagepoints1.so…asto:如此……以致……,表示结果soasto:为了，相当于inorderto,但soasto不能用于句首。Hegotupveryearlysothathecaughttheearlybus.2.atalltimes:无论何时，一直Hewrotetomeattimeswhenhewasabroad.Yourperformanceinthedrivingtestdidn'treachrequiredstandard,_____,youfailed.3.mind:v.介意，反对，常用于疑问句、否定句、条件句中。Thankyou!