《高中英語語法課件：語態(tài)和主謂一致》

《高中英語語法課件：語態(tài)和主謂一致》了解主謂一致和語態(tài)在英語語法中的作用以及使用方法。ActiveVoicevs.PassiveVoiceActiveVoiceInactivevoice,thesubjectofasentenceperformstheaction.PassiveVoiceInpassivevoice,thesubjectofasentencereceivestheaction.FormingthePassiveVoiceUsetheappropriateformoftheverb"tobe"astheauxiliaryverb.Placethemainverbinitspastparticipleform.Includetheagent(optional)aftertheverb.ExamplesofPassiveVoiceSentences1SimplepresentEnglishisspokeninmanycountriesaroundtheworld.2SimplepastThemoviewaswatchedbymillionsofpeople.3PresentcontinuousTheprojectisbeingdiscussedbytheteam.Subject-VerbAgreementWhatisit?Subject-verbagreementmeansthatthesubjectandverbinasentencemustmatchinnumber.Whyisitimportant?Subject-verbagreementensuresclarityandgrammaticalcorrectnessinsentences.RulesforSubject-VerbAgreement1SingularsubjectsTakesasingularverb(e.g.Thecatissleeping.)2PluralsubjectsTakesapluralverb(e.g.Thecatsareplaying.)3CollectivenounsCantakeasingularorpluralverbdependingonthecontext.CompoundSubjectsandSubject-VerbAgreement1CompoundsubjectsIfthesubjectsarejoinedby"and,"useapluralverb(e.g.Applesandorangesarefruits.)2Compoundsubjectswith"or,""nor,""either...or,""neither...nor,"Choosetheverbthatagreeswiththesubjectclosertoit(e.g.Neitherthecatnorthedoglikesbaths.)IndefinitePronounsandSubject-VerbAgreement1SingularindefinitepronounsUseasingularverb(e.g.Everyoneisinvitedtotheparty.)2PluralindefinitepronounsUseapluralverb(e.g.Someofthestudentsarelateforclass.)ExercisesforUsingPassiveVoiceChangethefollowingactivevoicesentencesintopassivevoice:Thecatchasedthemouse.→Themousewaschasedbythecat.Sheiswritinganovel.→Anovelisbeingwr