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1、CollegeEnglishGrammar:GrammarandWritingByZhuXiangjunUnit14ObjectclauseandappositiveclausesGrammar:1)Objectclause2)AppositiveclausesWriting:Correcting:MixedConstructionRewriting:Varietyinsentencelength1.ObjectclausesWhenanounclausefunctionsasanobject,itiscalledanobjectclause.Objectclausesusua
2、llybeginwithsubordinatingwordslikehow,why,what,where,when,who,which,whose,whether,if,that,etc.Nocommaisneededwhentheobjectclausesareusedinthecomplexsentences.Whywashewantedbythepolice？Danielwonderedthereason.Danielwonderedwhyhewaswantedbythepolice.Hasanydecisionbeenmade?Doyouknowthequestion
3、?Doyouknowwhether/ifanydecisionhasbeenmade?Heishonest.Noonedoubtsit.Noonedoubtsthatheishonest.Nounclausesthatfunctionasobjectsofprepositionsarenamedobjectclausestoo.Canwesucceed?Thequestiondependsonthis.Howwelldowecooperate?WhetherwecansucceeddependsonhowwellwecooperateShewalkeduptothepla
4、ce.Istoodattheplace.ShewalkeduptowhereIstood.1.Aslongasthemainclause'sverbisinneitherthepastnorthepastperfecttense,theverbofthesubordinateclausecanbeinanytensethatconveysmeaningaccurately.Bothofthemwillknowthattheyhavemadearightchoice.TheteachertellsuswhenwewillpayavisittoMr.Jackson.2.Ifthe
5、mainverbofasentenceisinthepastorpastperfect,thenverbsinthesubordinateclausemustalsoexpressapastviewpoint.SheaskedmewhereIwasoffto.IwonderedhowhecouldmakesuchrapidprogressinhisstudyofFrench.3.Ifthesubordinateclauseexpresseswhatiscommonlyknownasageneraltruthorfact,simplepresenttenseisusedevent
6、houghthemainverbofasentenceisinthepastorpastperfect:Columbussomehowknewthattheworldisround.Theteachertoldthestudentswhythecomputerisawonderfulmachine.4.Ifthereisaspecificpasttimeintheclause,pasttenseisusedeventhoughtheactionoftheobjectclauseoccursbeforetheactionofthemainclause.Shetoldherstud
7、entsthattheEnglishChannelwasofficiallyopenedonMarch7,1994.NooneknowshowtheHousesofParliamentwasburneddownin1834.IneverydayEnglish,especiallyspokenEnglish,thewordthatisusuallyomitted.But,thesubordinatingwordthatcannotbeomittedinthefollowingcases:1)w
