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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,.,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,.,语法填空,1,.,语法填空命题特点,语法和词汇,(,考试重点,),上下文连贯性,(,语境,),共,10,个小题,每题,1.5,分,满分,15,分,须在,10,分钟内完成,短文长度,150,词左右,设空间距,15,词左右,每格不一定,1,个词,(,特别是谓语或非谓语动词形式,),1,.,语法填空,2.,侧重语境加语法,(,语法占关键,),1 名词;2 代词;3 数词;4 介词,/,介词短语;5 连词;,6 形容词;7 副词;8 冠词;9 动词;10时态;,11 被动语态;12 非谓语动词;13 构词法;14 句子种类;,15 句子成分;16 简单句基本句型;17 主谓一致;,18 并列复合句;19 主从复合句;20 间接引语;,21 省略;22 倒装;23 强调;24 虚拟语气.,2,.,语法填空,3.,语法填空考哪些语法项目,1,阅读/理解语篇的能力;,2,分析句子结构的能力;,3,熟练运用语法的能力.,3,.,语法填空,4.,语法填空题能力要求,重在基础语法和句子结构分析:,从语法角度去考虑,填的是语法词,包括,功能词,和,词形变换,两个方面.不限定一个词,。,句子方面,要学会正确分析,句子的结构,如主谓宾等;还要会区分,主从句的层次,.特别是,动词的成分,是否谓语动词,。,语法填空题解题方向,1.章法,2,.惯用法,3,.句法,4,.词法,/,语法,4,.,语法填空,5.,语法填空题型的解题思路,通读全文,了解大意,把握特征,弄清文脉.,巧用已知,连线画图,降低难度,铺平道路.,理解句意,分析结构,大胆猜测,各个击破.,重读全篇,仔细核查,语法正确,语意贯通.,拼写正确,书写规范,大小写准确(注意三写).,根据语法知识进行填充,根据逻辑关系进行填充,.,5,.,语法填空,技巧一,:,名词形式变化,单,,,复数、所有格的变化。,例1:There are many students living atschool,the,_,(child)housesare all far from schoo1,由students(是一个复数形式的单词,后面要和他保持一致)可以判断出横线处应填复数,且作为houses的定语,意思是孩子们的房子,所以应用其所有格形式,故答案为child的复合变化形式复数的所有格,childrens,。,6,.,技巧二:,动词形式变化。,谓语的变化(时态、语态、语气),有非谓语的变化(不定式、动名词、现在分词、过去分词)。,例2:A talk,_,(give)tomorrow is written by Professor Zhang,句中的is是整句的谓语,所以横线所在的动词应当用作非谓语。从tomorrow(明天)可以看出,报告是“将来”作的,故用不定式(用不定式表将来);且报告是give动作的承受者,故可以判断出横线所在处用give的不定式被动式to be given。,7,.,技巧三:,代词形式变化,。通常是与人称变化有关的三大类五小类,即人称代词(主格和宾格)、物主代词(形容词性和名词性)、反身代词。另外还有几个不定代词的形式变化,如no onenone、otheranother等。,例,3,:The king decided to see the painter by,_,(he),由介词by可以看出,横线处应填反身代词himself。(一般像这样的句子,看到by并且括号里面给出一个代词就要想到用反身代词)且,by后面要加名词或(动名词v+ing)或者加反身代词。,8,.,技巧四:,形容词、副词比较级变化。,英语中大部分形容词和表方式的副词都有原级、比较级和最高级的变化。构成比较级和最高级的方式,或通过加后缀一er和est,或在词前加moreless和mostleast,且形容词的最高级前面还要加the。,例,4,:I am,_,(tall)than Liu WenHe is the tallest students in myclass,此题后句交代了Liu Wen是班上最高的学生,那“我”肯定比他矮,所以不能用taller,只能用表示程度不如的“less tall”。看到句子里面,含有than就到想到用比较级,。,9,.,技巧五:,数词形式变化。,数词的形式变化包括基数词、序数词,或加后缀一teen、ty的变化,甚至还有作分母用的序数词的单复数形式,以及onetwo的特殊变化形式oncetwice,例,5,:To my three sons I leave my seventeen horsesMy eldest son shall take a half,my second son shall take a(three),_,从上下文连续起来理解,这是一个分马的计划,大儿子分得a half,也就是“一半”或“二分之一”,那么二儿子应该得“三分之一”,所以要填入,作分母的序数词“third”才能命中目标。,10,.,技巧六:,词的派生。,词的派生现象在英语单词中是很常见的,派生现象主要发生在名词、动词、形容词、副词四种词中。这种题型还有可能检测学生对词根、前后缀、派生词的掌握。,例,6,:Lious lost his wallet yesterday,,so,he was very_(happiness),这道题很容易判断出该用形容词,由此可知将happiness变成happy;钱包丢了,人应该是不开心的,所以要再加个前缀un,就成了unhappy(不开心的)。,(一般very后面一定加形容词),11,.,未给单词提示题型的技巧此类题难度较大,但也是有方法对付的,12,.,技巧七:,固定短语结构。,根据句中横线前后及整句来判断横线前后是否构成一个固定短语,但有时要对横线前或后的几个单词“视而不见”才能命中答案。,例,7,:The children were playing on the ground,enjoying_,dirty but happy,从句中的happy可以猜出孩子们是开心的,所以应用enj0y oneself短语,故其答案为,themselves,(由句子里面的were是are的过去式,所以主语the children是复数,所以后面的反身代词要用复数形式,并且enjoy后面加反身代词是玩得开心的意思),13,.,技巧八:,从句引导词。,从句是此题型最为常见的一个方向,主要检测学生对引导词的掌握程度。,例,8,:He did not done _ his father had asked him to do,审题可知,横线所在为宾语从句的引导词,此引导词在从句中充当宾语,且指物,所以是,what。,(一般用what来引导宾语从句,。,),例,8,:Those _ want to go to the village must sign here,经过观察可以判断横线所在为定语从句的引导词,进一步观察可知先行词为those,且指人,所以只能填入who(以后如果你看到,those那它的后面一定填who,)。,14,.,技巧九:,短语动词结构。,短语动词是以动词为中心的两个或多个词构成的短语,此类短语中往往是动词与介词或副词连用的多些。,例,9,:The US consists _ fifty states,根据常识可知,美国由50个州组成,故横线处与前一词组合,表示“由,.,组成”,所以答案是of。(consistof是一个固定搭配),例12:Mrs.Baker was ill,so her daughter had to ask for leave to take _ of her,生,病需要人照顾,所以答案是care,与前后词构成take care of是照顾的意思。,15,.,技巧十:,短语介词结构。,短语介词即多个词的组合起介词作用的短语,如:except for期望,due to由于。,例,10,:Mr.Smith took a plane to London _ of taking a train,此题中说到两种交通工具,所以可以理解此句有“坐,.,而不是坐,.,”的意思,故答案为instead,以构成介词短语,instead of,是而不是的意思。,例1,0,:Just then,he saw a blackboard in _of him,细心观察,可以看出填入front即可构成,in front of,是在,.,前面的意思,此题得解。,16,.,技巧十一:,连词、关联短语结构。,常用的连词有and,or,but,so,for,while等,常用的关联短语both,.,and,either,.,or,neither,.,nor,not onl,y.,but also,.,一定要记得,考试时看句子有没有这样的结构,有的话就填进去等。,例,11,:Little Wang Jun could not go to school,_his family was too poor,此处表示原因,引导的分句其实是一种解释说明,不是必然的因果关系,且前面有逗号隔开,填for。,例1,1:,_Marrie and Jannie like going to the theatre,横线处的词与后面可以构成both and,故答案为Both。(以后如果看到这样的句子,句子里面有and那么就填both,因为bothand是两者都的意思),17,.,技巧十二:,冠词、介词和常用的副词。,冠词只能是在a,an,the之间判断;,常用的介词有in,at,on,before,during等,通常考查固定搭配;副词的量还是比较多,如:however然而,never从不,yet还没,,,much很多,但一般不会考查,1y形式的方式副词(一般形容词后面加上ly就变成副词,副词用来修饰动词或者形容词来做状语,就是在句子中动词+副词,看到动词,接着后面给一个形容词的题,就把形容词变成副词),18,.,技巧十二:,冠词、介词和常用的副词。,例1,2,:Jackie likes to drive at_ highspeed,这里考查的是不定冠词的习惯用法,答案为a,构成at a highspeed,“以高速”开车。,例1,2,:Old Toms grand daughter used to visit him_ Saturday afternoon,Saturday afternoon是指定的某天下午,所以不用介词in,而用on才是正解。,指定具体的哪一天一定要用on,),19,.,技巧十二:,冠词、介词和常用的副词。,例1,2,:Though Liu Qiang did the same work_ Zhang Wen did,he got a lower pay_ Zhang Wen,第一条横线可由前面的the same断出用,as,(the same,as就是,.,.,和,.,.,一样),第二条横线则可由lower(更低的,是比较级)断出比较意义,故答案为,than,。,例1,2,:It was only one day left,_,his father had no idea to answer him,观察上下句,可以看出是转折关系,且横线与前后用逗号隔开,排除but,所以答案是,however,然而。,20,.,技巧十三:,上下文中出现的相关词。,这一招是最为灵活的,但也是最难的。根据上下文关系和积累的知识,填入某个,已出现的词,或其反义词,或其同类的某个词。,答案的线索可能在本句,可能出现在上下相连的一句,还可能出现在比较远的地方上下段中与此段位置大体相当的句子。,例1,3,:Tony _ traveling abroad,but dislikes staying home watching TV,由第二句话中的dislikes(不喜欢)可以判断,此横线处应该是填其,反义词likes,用一般现在时。做题时要注意观察句子,因为很多句子都要求,前后的谓语保持一致,。,21,.,(一)纯空格题,1、缺主语或宾语,一定是填代词或名词(多考代词)。,例,:,I can send a message to Kenya whenever I want to,and _ gets there almost in a second.,解析:and连接前后两个句子,and后面的句子缺主语,应填名词或代词;结合前一分句,不难推知,“马上可到达那里”的是themessage,替代the message用代词it(用it做形式主语)。,22,.,(一)纯空格题,2,、名词前是空格,若该名词前没有限定词,很可能是填冠词his,their等形容词性物主代词,或some,any,other(s),another等限定词。,例,:,It is said that a short-tempered man in the Song Dynasty was very anxious to help _ rice crop grow up quickly.,解析:名词rice crop前还没有限定词,应当填限定词;根据句意,这个急性子人当然是急于使“他的”禾苗长得快,故填形容词性物主代词his,。,(就是你看到名词前面有一个空要你填,这时你就要想到物主代词his他的her她的their他们的its动物的它的或some,any,other(s),another等限定词),23,.,(一)纯空格题,3,、名词或代词前面是空格,而该名词或代词在句中不作主语、表语,也不作动词的宾语时,很可能是填介词。,例,:,.,who should have the honors of receiving me,_,a guest in their house.,解析:因a guest在句中不作主语、表语、动词的宾语,前面一定是填介词,使其成为该介词的宾语;又由句意可知,他们“把我当作客人”来接待,表示“当作”,用介词as(as是作为或者当做的意思例如as a student作为一名学生)。,24,.,(一)纯空格题,4,、若两个或几个单词或短语之间没有连词,可能是填连词。,例,:,two world-famous artists,PabloPicasso,_,Candido Portinari,which are worth millions of dollars.,解析:因与Pablo Picasso(毕加索)与Candido Portinari(坎迪多波尔蒂纳里)这两个名词之间没有连词,一定是填连词;两者是并列关系,应填and。,25,.,(一)纯空格题,5,、若两句(一个主谓关系算一个句子)之间没有连词,也没有分号或句号,一定是填连接词,。,例,:,I wanted to see as much of the city as possible in the two days,_,I was to return to Guangzhou.,解析:因I wanted t,o.,是一个句子,I was to retur,n.,也是一个句子,这两个句子之间没有连词,也没有分号或句号,一定是填连词;根据句意和两句之间的逻辑关系,可知“参观这个城市的尽可能多的地方”应是在“返回广州”之前,故填before。,26,.,(一)纯空格题,6,、若结构较完整,空格后的谓语动词是原形,特别是与上下文时态不一致或主谓不一致时,很可能是填情态动词或表示强调或倒装的助动词(do,does,did等)。,例,:,What is acceptable in one country,_,be considered extremely rude in another.,解析:句中What is acceptable inone country是主语从句,空格后的be considered是谓语;因其中的be是原形(只有情态动词或表示强调或倒装的助动词(do,does,did)加动词原形),故空格处必定是填情态动词或助动词does(由语境可知是一般现在时,主语是第三人称单数);由句意及作者的语气可知,需填表示“可能”的情态动词may。,27,.,(一)纯空格题,7,、由特殊的句式结构来判断空格应填的词。,(1)由it is,.,tha,t.,强调结构形式,判断填it还是that,/,it wasthat,例,:,.,and,_,was only after I heard she became sick that I learned she couldnt eat MSG(味精)!,解析:由句式结构可知,本句为强调句,应填it。,(2)由倒装句式判断,是填构成倒装的条件的only,so,neither,nor,never,hardly,seldom,not,until,had等,还是填do,does,did等。,_with hardwork can you expect to get pay rise.,解析:由can you expect t,o.,可知,这是倒装句,根据构成倒装的条件可知,应填副词only,因为“only+状语(with hard work)”放在句首,句子要用倒装。,28,.,(一)纯空格题,(3)由it作形式主语或形式宾语的句式判断,空格处是否填it。(1)由it is,.,tha,t.,强调结构形式,判断填it还是that,/,it wasthat,例:,.,as 32 took them just three minutes to steal paintings by two world-famous artists,.,解析:由句式结构可知,这是it takes sb.some time to do sth.句型做某事花费某人多少时间,本句的不定式tosteal paintings是真正的主语,空格处填形式主语it。,例:Dating sites also make 36 easy to avoid someone whom you are not interested in.,解析:由句式结构可知,to avoid,.,是真正的宾语,easy是宾补,空格处应填作形式宾语的it。(it easy to do sth做某事,很,容易),29,.,(一)纯空格题,(4)so/suc,h.,that,.,句型。如:,例:,This made the goat so jealous _ it began plotting against the donkey.,解析:由句式结构可知,这是,so/suc,h.,that,.,句型(如此以致于,),应填that。,(5)more,.,than,.,(与其说,.,不如说,.,,比,.,更,.,)句型。,例:Cynthia is story showsvividly that people remember more how much a manager cares,_,how much he pays.,解析:由句式结构可知,这是more,than,句型,故填that。句意是与经理所给的报酬相比,雇员更铭记,。,30,.,(二)给出了动词的试题,动词不在主语或宾语的位置:,首先,判断要填的动词是谓语动词还是非谓语动词。然后按以下两点进行思考。,若句中没有别的谓语动词(主语后面加谓语),或者虽然已有谓语动词,但需填的动词与之是并列关系时,所给动词就是谓语动词;若是谓语动词,就要考虑时态语态。,例:,His fear of failure _(keep)him from classroom games thatother children played with joyous abandon.,解析:,因主语His fear of failure后没有别的谓语动词,需填动词应为谓语动词;因主语与keep是主动关系,应用主动语态;由从句谓语动词played可知,要用一般过去时,故填kept。,31,.,(二)给出了动词的试题,动词不在主语或宾语的位置,首先,判断要填的动词是谓语动词还是非谓语动词。然后按以下两点进行思考。,若句中没有别的谓语动词(主语后面加谓语),或者虽然已有谓语动词,但需填的动词与之是并列关系时,所给动词就是谓语动词;若是谓语动词,就要考虑时态语态。,例:,That was definitely not an attractive idea so I politely declined her invitation,_,(close)my book and walked away.,解析:,虽然句中已有谓语动词declined,但由and walked可知,所填词与declined和walked是并列关系,所以也用一般过去式closed。(你看到句子里面有and的话,记得前后谓语保持一致,所以close是动词,而walked也是动词,但是它们的时态要保持一致,所以填closed),32,.,(二)给出了动词的试题,动词不在主语或宾语的位置,首先,判断要填的动词是谓语动词还是非谓语动词。然后按以下两点进行思考。,若句中已有谓语动词,又不是并列谓语时,所给动词就是非谓语动词。若是非谓语动词就要确定用ing形式、ed形式,还是用不定式形式,。确定方法主要有:,1),作主语或宾语,通常用,-,ing形式表示习惯或一般情况,用不定式表示具体的情况。,例:,.,but it is not enough only,_,(memorize)rules from a grammar book.,解析:因it是形式主语,后面用不定式作真正的主语,故填to memorize。,33,.,(二)给出了动词的试题,动词不在主语或宾语的位置,2),作目的状语或者在形容词后作状语,一般用不定式。,例:,_(complete)the project as planned,wellhave to work two more hours a day.,解析:因句中已有谓语will haveto work,所以complete应为非谓语动词;因“(为了)按计划完成这项工程”是“我们每天不得不额外多工作两小时”的目的,作目的状语,用动词不定式,故填To complete。,34,.,(二)给出了动词的试题,动词不在主语或宾语的位置,2),作目的状语或者在形容词后作状语,一般用不定式。,例:,Some people say thatoldest children,who are smart and strong-willed,are very likely _(succeed).,解析:因在形容词likely(很可能的)后作状语,要用动词不定式,故填to succeed。固定搭配,likely to do sth很可能做某事,35,.,(二)给出了动词的试题,动词不在主语或宾语的位置,3),作伴随状语,常用分词,与逻辑主语是主动关系,用现在分词,是被动关系,用过去分词。这样的题一般要特别注意空格前的逗号。,例:,He saw the stone,_,(say)to himself:“The night will be very dark.”,解析:句中已有谓语saw(所以所给的say是非谓语动词),所给动词与saw不是并列关系,应当是非谓语动词;又因He与say是主动关系,故填saying作伴随状语。,36,.,(二)给出了动词的试题,动词不在主语或宾语的位置,3),作伴随状语,常用分词,与逻辑主语是主动关系,用现在分词,是被动关系,用过去分词。这样的题一般要特别注意空格前的逗号。,例:,The headmaster went into the lab,_(follow)by the foreign guests.,解析:句中已有谓语went,而follow又不是与之并列的,故为非谓语动词;又因the headmaster与follow是被动关系,故用过去分词作伴随状语。,37,.,(二)给出了动词的试题,动词不在主语或宾语的位置,4),不论非谓语动词在句中作何种成分,若判断需要用分词,与逻辑主语是主动关系用ing形式,是被动关系用ed形式。,例:,There will be a meeting,_(start)later this year to review the film.,解析:因a meeting与start是主动关系,用现在分词短语作定语,补充说明a meeting,故填starting。,38,.,(二)给出了动词的试题,动词不在主语或宾语的位置,首先,判断要填的动词是谓语动词还是非谓语动词。然后按以下两点进行思考。,有时给出的动词可能既不是谓语动词也不是非谓语动词,而是要求词类转换。,例:,But Jane knew from past experience that her _(choose)oft,en,hardly ever pleased her father.,解析:括号中所给词choose虽然是动词,但在句中作主语,且在形容词性物主代词后,应当填choose的名词形式choice。(her是形容词性物主代词,后面加名词。记住choose是动词而choice是名词,即选择的意思),39,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,作表语、定语或补语,通常用形容词形式。如:,例,:,The youngster immediately fell_(silence)as tears flew down from his big blue eyes.,解析:因在系动词felt后作表语,用形容词,故填silent。(系动词后面一定加形容词构成系表结构),例:,In a _(danger)part of the sea off the coast of New Zealand,they learnt to,解析:在冠词与名词之间,要用形容词,作定语,故填dangerous。(这道题里面a是冠词thesea off the coast of New Zealand是名词),40,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,作表语、定语或补语,通常用形容词形式。如:,例,:,Teachers must try their best tomake most of their students _(interest)in the subject.,解析:因所填词在句中作宾语most of their students的补足语,用形容词;表示“感兴趣”,填interested。(be interested in对感兴趣),41,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,作主语,或在及物动词或介词后作宾语,用名词形式。,例,:,When chinas ancient scientific and technological_(achieve)are mentioned,the nation will generally refer to the Four Great Inventions.,解析:在时间状语从句中,要求填的词作主语,Chinas ancient scientific and technological是主语的定语;作主语要用名词,又由are可知,主语是复数,故填achievements。,42,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,作主语,或在及物动词或介词后作宾语,用名词形式。,例,:,These people have made great _(contribute)to China with their work.,解析:在句中作及物动词have made的宾语,要用名词形式;表示作贡献,其前面没有不定冠词时,习惯上用复数,故填contributions。Great是形容词,后面加名词,。,43,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,在形容词性物主代词后,或者在“冠词(+形容词)”后,用名词形式。,例,:,.,the remains date from this periodbecause of their _(similar)to those found elsewhere.,解析:,在形容词性物代词(their)后应当用名词,故填similarities。,例:,With the large numbers of students,the _(operate)of the system does involve a certain amount of activity.,解析:在冠词后,要用名词,故填operation。(不定冠词a,/,an定冠词the),44,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,修饰动词、形容词、或整个句子,作状语,用副词形式。,例,:,As I looked _(close)at this girl,I fount that.,解析:,修饰动词looked,作状语,用副词,故填closely。,例:,There must be something,_,(serious)wrong with our society.,解析:要求填的词修饰形容词wrong,作状语,用副词,故填seriously。副词修饰动词,形容词,句子,做状语,。,45,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,修饰动词、形容词、或整个句子,作状语,用副词形式。,例,:,As I looked _(close)at this girl,I fount that.,解析:,修饰动词looked,作状语,用副词,故填closely。,例:,There must be something,_,(serious)wrong with our society.,解析:要求填的词修饰形容词wrong,作状语,用副词,故填seriously。副词修饰动词,形容词,句子,做状语,。,例:,Singles are flocking(涌向)to the Interne,t _,(main)because theirbusy lifestyles leave them little time,.,解析:修饰because引导的原因状语从句,修饰整个句子,作状语,用副词,故填mainly。,46,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,修饰动词、形容词、或整个句子,作状语,用副词形式。,例,:,As I looked _(close)at this girl,I fount that.,解析:,修饰动词looked,作状语,用副词,故填closely。,例:,There must be something,_,(serious)wrong with our society.,解析:要求填的词修饰形容词wrong,作状语,用副词,故填seriously。副词修饰动词,形容词,句子,做状语,。,例:,Singles are flocking(涌向)to the Interne,t _,(main)because theirbusy lifestyles leave them little time,.,解析:修饰because引导的原因状语从句,修饰整个句子,作状语,用副词,故填mainly。,47,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,有可能是词义转换题,词类不一定要变,主要是考查具有与词根意义相反的派生词,需根据句子意思及前后逻辑关系,在词根前加un,im等,在词根后加less等。,例,:,People certainly have a variety of reasons for going back to school but one important thing to know is,no knowledge is _(use).,解析:,作表语要用形容词;又由句意可知,作者是表达“没有什么知识是无用的”,故填useless(无用的)。,48,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,有可能是词义转换题,词类不一定要变,主要是考查具有与词根意义相反的派生词,需根据句子意思及前后逻辑关系,在词根前加un,im等,在词根后加less等。,例,:,Your mistake caused a lot of _(necessary)work in the office.,解析:,在名词前作定语,仍用形容词形式;但根据句意,“错误引起了许多不必要的麻烦事”,故填unnecessary。(of后面加名词或者动名词),49,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,有可能是词义转换题,词类不一定要变,主要是考查具有与词根意义相反的派生词,需根据句子意思及前后逻辑关系,在词根前加un,im等,在词根后加less等。,例,:,Your mistake caused a lot of _(necessary)work in the office.,解析:,在名词前作定语,仍用形容词形式;但根据句意,“错误引起了许多不必要的麻烦事”,故填unnecessary。(of后面加名词或者动名词),50,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,有可能是词义转换题,词类不一定要变,主要是考查具有与词根意义相反的派生词,需根据句子意思及前后逻辑关系,在词根前加un,im等,在词根后加less等。,例,:,Your mistake caused a lot of _(necessary)work in the office.,解析:,在名词前作定语,仍用形容词形式;但根据句意,“错误引起了许多不必要的麻烦事”,故填unnecessary。(of后面加名词或者动名词),51,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,括号中所给词为动词时,也不一定是考动词的时态语态或非谓语动词,而是考词类转换;若是形容词或副词,有可能是考查其比较等级。,例,:,there was a lot of information about the citys well-known tourist _(attract).,解析:,尽管attract是动词,但这是考查词类转换的;在句中作介词about的宾语,用名词,故填attractions。(about后面加名词或者动名词),52,.,(,三,),词类转换题,根据该词在句子所作句子成分确定用哪种形式。,括号中所给词为动词时,也不一定是考动词的时态语态或非谓语动词,而是考词类转换;若是形容词或副词,有可能是考查其比较等级。,例,:,The other frog went on jumping as hard ashe could.He jumped even _(hard)and finally made himself out.,解析:,联系前句,又有even(更加)的提示,可知这里用比较级,故填harder。,53,.,语法填空,A farmer once organized a competition between his dog and his rabbit.He dug a hole in one of his biggest fields,and hid a carrot and a bone in 16 _.He wanted to see which animal would find them first.,16.,指代前面的,a hole,。,it,练习1,54
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