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1、高三英语语法精选知识点汇总许多考生英语总是打不了高分，做了许多题，背了许多单词还是 没有提高，那高考英语如何快速提高呢?下面就是我给大家带来的读 西游记有感，盼望大家喜爱！高三英语语法学问点1虚拟语气I虚拟语气在if引导的条件句中的易错点。 if my lawyer had been here last Saturday, he would have prevented me from going. if you had studied hard at school, you would be a college student now.句子都是虚拟语气在条件句中的使用，从句中都是假设过 去的
2、状况，所以用过去完成时，但在主句中，句依旧指代过去的 状况，谓语动词是would have done,而中含有一个表示现在的时 间状语now,这样就必需将其理解为假设现在的状况，所以谓语动词 必需为would/should/might+动词原形，同学在这一点上常常会忽视 now的存在，从而按句的形式填写答案。团虚拟语气在名词性从句中的用法.在 it is important (strange, natural, necessary)+that 句子或者 It is decided (ordered,suggested, demanded, advised)+that句子中，主语从句中的谓语动词
3、常用(should)+动词原形结构，表示某I think its high time that she made up her mind.我想她该拿定方法了。句型5情态动词+动词不定式完成结构的用法could have done原来可以.（表示过去没有实现的可能）。might have done原来可能.;原来应当或可以做某事（实际 没有发生;含有稍微的责怪语气。should/ought to have done原来该做某事（而实际未做）should not/ought not to have done 原来不该做（实际却 做过了，含有责怪语气）neednt have done原来不必做（但是
4、已经做过了）would rather have done当时宁愿做了某事（实际没有做过）; 否认式would rather not have done表达相反意思，两者都有表 示懊悔之意。高三英语语法精选学问点汇总10 事重要、必要、被打算等例 如： it is important that everyone (should ) obey the rules all day and all night.1 2) it is decided that the meeting (should) be held tomorrow afternoon.2. suggest, insist后面指宾语从句
5、时需留意的地方1)suggest当建议提出讲时，其后宾语从句的谓语动词常 用should+动词原形”例如：He suggested that the work (should) be started at once 他建议马上开工。类似的动词还有insist坚持,demand要求,desire要求、恳求， request 恳求，require 要求、需要，order 命令，propose 建议，command 命令,ask要求,advise建议，prefer宁愿等。这些动词变被动语态(如： It is suggested + that主语从句)形式后，主语从句谓语动词仍用 (should)+动
6、词原形这些动词变名词(如suggestion)后，其后的表语 从句和同位语从句中的谓语局部仍用(should)+动词原形suggest当“提出(某看法)，示意，启发讲时，其后宾语从句 的动词不用虚拟语气。例如：The police suggested that the thief might be one of the family member警察局提出窃贼可能是一名家庭成员。(2)Her yawns suggests that she is sleepy.她打哈欠说明她困了。(3)Although he didnt suggest that we the decision to swim
7、across the river, but his look suggested that our decision.wrong.虽然他没提出我们应当终止游过这条河的打算，但他的表情 说明我们的打算是错误的。A： stop; wasB: should stop; beC: stopped ;wasD: stopped; should be在这个句子中，前一个suggest当建议提出讲,而后一个作“表 明讲，所以答案为A2)insist作“坚决要求.该;坚持认为定要讲时，其后宾语 从句的谓语动词用(should)+动词原形例如：I insisted that you (should) be th
8、ere on time.我坚持认 为你应当准时到那里去insist作坚持(看法，看法);坚持说，确信讲时，其后从句不 用虚拟语气。例 如 ： He suggested (that) he heard someone in the next room.他坚持说他听到隔壁屋子里有人。高三英语语法学问点2名词性从句一、that 从句1、主语从句that从句作主语时，常用it作形式主语，常见的句型有：lt+be+ 形 容 词 (obvious, true, natural, surprising,good,wonderful,funny,possible,likely,certain,probable
9、,etc.)+th at从句It+be+名词 i司组(no wonder, an honor, a good thing, a pity, no surprise, etc.)+that 从句lt+be+过去分词(said, reported, thought, expected, decided, announced, arranged, etc.)+that 从句(2)that可以省略，但that从句位于句首时，that不能省略。2、宾语从句常见的可以接that从句作宾语的动词有see, say, know, imagine, discover; believe, tell, show,
10、think, consider, be sure, be afraid等。在可以接复合宾语的动词之后，如think, make, consider等，可以用it作形式宾语。(2)That从句一般不能充当介词宾语，间或可作except, in的宾 语。3、表语从句(that不行省略)4、同位语从句连词that引导同位语从句时，应在某些抽象名词之后，如：fact, hope, desire, thought, suggestion, idea, news, problem, possibility等，对前面的名词起补充说明的作用，that在从句中不担 当任何成分，不能省略。二、whether/if
11、 从句1、在表语从句和同位语从句中只能用whether不能用if;当主语 从句放于句首时，只能用whether不用if;当it作形式主语，主语从句 放在句末时用whether或if均可;discuss后引导宾语从句时，必需用 whethero2、在宾语从句中：(1)及物动词后：whether从句中不能有否认式，宾语从句为否认 句时用if;if不能与or not连用，但可以用whether or not;whether 后可以加不定式。介词后：只能用whether,不用if。三、特别疑问词引导的从句1、主语从句：特别疑问词引导主语从句时，常用it作形式主语。2、宾语从句常见的能接特别疑问词引导的
12、宾语从句的动词有see, tell, ask, answer, know, decide, find out, imagine, suggest, doubt, wonder, show, discuss, understand, inform, advise 等。(2)作介词宾语。3、同位语从句、表语从句高三英语语法学问点3情态动词will 和 would1)表示意志和意愿。will指现在，would指过去。IfyouwilllistentomeJllgiveyousomeadvice.2)表示恳求、建议，would比will委婉、客气。Will(Would)youpleasepassmet
13、hebook?3)表示习惯性动作，总是惯于，will指现在，would指过去。Fishwilldiewithoutwater.Everyevening,shewouldsitbythewindowzdeepinthought.4).表示功能,意为能或行Themachinewontwork.5)表示预料或猜测。Itwouldbeabouttenwhenhelefthome.猜测他离 开家时大约十点。wouldusedto1)表示过去持续的状态和状况用usedto;would不与表示状态的动 词连用。Thereusedtobeahospitalhere./Therewouldbeahospital
14、here.fx)2)would常与often,sometimesjorhours等表示时间的副词(短语) 连用。Wewouldsitintheyardeveryeveningandlistenedtohisstory.3)usedto强调过去的行为同现在的比照，含有过去怎样，而现 在去 不这样了 的含义.eg.Hewillnotspendthemoneyonbooksasheusedto.dare 和 need两者作为情态动词都不用于确定句，常用于否认句、疑问句和条 件从句中。习惯用语Idaresay(可能，或许，我揣测)除外。实义动词 用法同于一般动词。但在否认句中，dare后的to可省略，
15、即： don,t/doesn,tdare(to)do.need作为实义动词时，用在否认句中时， 其后的to不能省略。Hedaregotherealone.(x)Hedarestogothere.Hedaresnotgotherealone.txjHedarenotgotherealone./Hedoesntdaretto） gotherealone.Hestoodtherewithoutdaringlifthishead.（x）Hestoodtherewithoutdaringtoli fthishead.1情态动词+havedone,表示过去比拟：情态动词+do,表示现在或 将来。cf.ne
16、ednthavedonedidntneedtodo.Sheneednothavecomeyesterday.她昨天本不必要来的。（但却来了） ShedidiYtneedtocomeyesterday.她昨天不必来。（实际上也没来） 高三英语语法学问点4过去分词、现在分词、和不定式作宾补的区分。现在分词作宾补：宾语和补语之间是主谓关系。其动作与谓语动 作同时进行。过去分词作宾补：宾语和补语之间是动宾关系。其动作先于谓语 动作。不定式作宾补：表一个完成的动作、或表一个很短时间内看到、 听到或感觉到的详细动作。eg:He didnt notice me waiting.I heard the son
17、g sung in English.I saw him opening the window.I saw the window opened.I saw him open the window.I heard her sing the song in English.高三英语语法学问点5would rather that somebody did.宁愿 ;更情愿 （表示 现在或将来的愿望）would rather that somebody had done宁愿 ;更情 愿（表示过去的愿望）例句Idratheryouposted the letter rightnow.我想让你现在去寄信。Id
18、ratheryouwere nota celebratedactor. In thatcase, we could spend more time together.我到情愿你不是个知名演员，这样我们可以有更多的时间在一起。Id rather that I hadnt seen her yesterday.我情愿昨 天没有看到她。句型2as if/though+主语+did/had done.似乎（表示现在或将来的状况用过去时;表示过去的状况用过去完成时）参考句型4例句Our head teacher treats us as if we were her own children, so a
19、ll the students in our class think highly of her.Alan talked about Rome as if he had been there.Alan谈起罗马来就似乎他去过那里似的。句型3wish +宾语从句，表示不大可能实现的愿望表示现在的愿望：主语+过去时；表示过去的愿望：主语+had done;表示将来的愿望：主语+would/could do例句How Iwish we students had morefreetimetorelax ourselves!我们同学多么盼望有更多的自由时间放松自己！I failedin the maths
20、 exam.How IwishI hadntwasted so much time playing!What apity you cant goto theparty.HowIwish I could dance with you atthe party!句型4Its high/about time that somebody did (should do) (should通常不省略)早就该例句Its time that you went to schooL= Its time that you should go to school.Its high time that we did something to improve our environment.该是我们为环保做些事情了。