高三英语文科考试必考知识点概括归纳.docx

高三英语文科考试必考知识点概括归纳高三英语文科考试必考知识点概括1虚拟语气在一些特殊词中的使用或含蓄条件句1.wish后的宾语从句。与现在愿望不一致，用主语十过去时，例如：Iwi。hIwereyou.与过去愿望不一致，用主语+had+过去分词，例如：IwishIhadvisitedtheWhiteHousewhenIwasintheStates与将来愿望不一致，用主语+would(could)+原形。2.It'stime句型：当lt'stine后用that从句时应该为主i吾+should+动词原形或主语十过去时，例如：It，stimethatyouwenttoschool.或It'stimethatyoushouldgotoschooL(2)IfonlyIhadknowntheanswer.我要早知道答案就好了。4.WOuldrather，asif(though)引导的从句也需使用虚拟语气，表示过去的情况用过去完成时，表示现在与将来的情况用过去时，例如：(l)I'dratheryoupostedtheletterrightaway.(2)Shelovesthechildrenasiftheywerehers.5.含蓄虚拟条件句含蓄条件句是指句中没有明显的虚拟条件句，而是利用其他手段来暗示存在虚拟条件。但是这类隐含式虚拟条件句往往都可以转化为if引导的条件句。常用来表示含蓄虚拟条件的手段有：介词或介词。如butfor，butthat，without,incaseof,undermorefavorablecondition等。连词。如sothat,unless,incase,supposing,lest,provided(倘若)，forfearthat(唯恐)，inorderthat,onconditionthat,ifonly(要是就好了)等。注意：lest,forfearthat和incase引起的从句中谓语动词多用should+动词原形，但也可以不用虚拟语气，而用动词的陈述语气形式。例如：Theforeignteacherspokeslowlyincasewemisunderstoodhim这位外籍教师说得很慢以免我们误解。通过上下文及内在含义，句中往往有but,otherwise,unfortunately等类似转折词。without,but.butfor,otherwise引起的短语或常暗含着含蓄条件。例如：Withoutyou,1wouldneverknowhimButforyouroooperation,wewouldn'thavedoneitButthatshewasafraid,shewouldhavesaidno.iwouldbemostgladtohelpyou,butIambusynow.Iambusynow,otherwiselwoulddoyouthefavor!高三英语文科考试必考知识点概括2定义：用作主语的从句叫做主语从句。构成：关联词+简单句引导主语从句的关联词有三类：从属连词that。如：Thattheywereintruthsisterswasclearfromthefacialresemblancebetweenthem.很明显，她们确是亲姐妹，她们的脸型很相似。从属连词whether。如：连接代词who,whom,whose,what,which,whoever,whatever,whichever连接副词where,when,how,why。如：Whatshedidisnotyetknown.她干了什么尚不清楚。Whereveryouareismyhome-myonlyhome.你所在的任何地方就是我的家我的家。解释：1.主语从句能用it作形式上的主语。常以it作形式主语的句型有：It+be+形容词(obvious,true,natural,surprising,good,wonderful,funny,possible,likely,certain,probable,etc.)+that从句。如：Itiscertainthatshewilldowellinherexam.毫无疑问她考试成绩会很好。Itisprobablethathetoldhereverything.很可能他把一切都告诉她了。It+be+名词词组(nowonder,anhonour,agoodthing,apity,nosurprise,etc.)+that从句。如：Itsapitythatwecantgo.很遗憾我们不能去。Itsnosurprisethatourteamshouldhavewonthegame.我们没赢这场比赛真意外。It+be+过去分词(said,reported,thought,expected,decided,announced,arranged,etc.)+that从句。如：ItissaidthatMr.GreenhasarrivedinBeijing.据说格林先生已经到了北京。ItisreportedthatChinahassentanotherman-madeearthsatelliteintoorbit.据报道中国又成功地发射了一颗人造地球卫星。It+seem,happen等不及物动词及短语+that从句。如：IthappenedthatIwasoutthatday.碰巧我那天外出了。It+doesntmatter(makesnodifference,etc.)+连接代词或连接副词引起的主语从句。如：Itmakesnodifferencewhereweshallhavethemeeting.我们在哪里开会毫无区别。当that引导的主语从句出现在疑问句中时，要以it作形式主语，而把主语从句后置。如：当主语从句出现在感叹句中时，要以it作形式主语，而把主语从句后置。如：Howstrangeitisthatthechildrenaresoquiet!孩子们这么安静真奇怪!2.注意连接代词whoever,whatever,whichever等引导主语从句的含义高三英语文科考试必考知识点概括3Whilestillastudent,sheplayedrolesinmanyplays.连词+名词做时间状语Whenaskedaboutthesecretofhissuccess,StevenSpielbergsaid连词+过去分词做时间状语Whendrinkingtosomeone'shealth,youraiseyourglasses.连词+现在分词做时间状语It'sacustominChinatohavesometeabeforethemealisserved.It做形式主语Manypeoplelikethisfilmnotjustbecause.,butalsobecause.并列连词Havinggoodtablemannersmeansknowing.