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New ObjectivesofEnglishCourseware for9thGrade•nominal clause•passive voice•Subjunctive mood•Non finite verbs目录contentsCHAPTER01nominal clausedefinitionNominalclause isa clausethatfunctions as a nounin a sentence,usually asthe subjector object.Itcan beeither finiteor non-finite.It isalso knownasa clause withasubject-verb groupthat isused asanoun phrase.classificationFinite nominalclauseIt isa completeclause witha finiteverb,subject,and anyrequiredmodifiers orcomplements.It canfunction asthe subject,object,orsubject complementin a sentence.Non-finite nominalclauseIt isaclausewithout a finiteverb.It canfunction asthe subjectorobject inasentence.usageNominal clausesare oftenused toreplace nounphrases incomplexsentences,making thestructure moreconcise andcoherent.They canalso be used toavoid repeatingthe samenoun phraseinasentence,allowing thewriter tocreate moreinteresting andvariedsentences.Nominal clausesare oftenfound inacademic writing,newsarticles,and otherformal textswhere concisenessand clarityareimportant.CHAPTER02passive voicedefinition01被动语态(passive voice)是英语中一种重要的语法结构,用于描述动作或行为的接受者而非执行者02在被动语态中,主语是动作的接受者,谓语动词使用被动形式,通常以“be”动词和过去分词的形式出现constitute被动语态由“be”动词和过去分词构成,表示动作已经完成,且强调动作对主语产生的影响或结果“be”动词的时态和人称形式与主语保持一致,而过去分词则表示动作的完成usage被动语态在英语中广泛应用于科使用被动语态可以使句子结构更在一些情况下,使用被动语态可技、新闻、法律等正式文体中,加简洁明了,突出动作的接受者,以强调动作的不可抗拒性、必要以客观地描述事实和动作并避免提及动作的执行者性或重要性CHAPTER03Subjunctive mooddefinition虚拟语气在英语语法中,虚拟语气表示与事实相反或不可能实现的情况,通常用于表达假设、祝愿、请求、建议等条件句虚拟语气常用于条件句中,表示假设条件或与事实相反的情况form直陈式虚拟语气直陈式将来虚拟语气与直陈式现在时相同,表示与与直陈式将来时相同,表示与现在事实相反的情况将来事实相反的情况直陈式过去虚拟语气命令式虚拟语气与直陈式过去时相同,表示与用于表示请求、建议、命令等,过去事实相反的情况与命令式现在时相同usage010203表示假设条件表示祝愿表示请求或建议在条件句中,虚拟语气用虚拟语气可以用于表示祝在表达请求或建议时,虚于表示假设条件,如“如愿,如“愿你一切顺利”拟语气可以加强语气,如果我是你,我会怎么做”“请帮我一下”CHAPTER04Non finite verbsdefinitionNon-finiteverbsare thosethat donot haveafiniteform,meaning theyarenot subjectto changesin tense,person,or number.They aretypically infinitives,participles,or gerunds.formInfinitive PastparticipleFormed by adding-ed or-enThe baseform ofthe verb,to theverb e.g.,run orprecededby toe.g.,to run.runned.Present participleFormedbyadding-ing totheverb e.g.,running.usageInfinitives canbeusedas Presentparticiples areoften Pastparticiples areused inthesubject,object,or usedin progressivetenses passivevoice constructionscomplementof asentence.or asadjectives.or asadjectives.THANKSFORWATCHING感谢您的观看。