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推陈出新加难度,追根求源巧化简高考英语单项选择解题方法谈近年来高考英语单项选择题常常采用创新的手段来加大难度,拉开考生分数档距,便于高校分层次选拔人才。此时解题的关键在于追根求源,弄清题干的来龙去脉,从而达到化简的目的。本文介绍高考英语单项选择题常见创新手段及化简的方法。一、对句子结构进行创新,增加题干的理解难度1. 增加题干长度历年高考试题表明,题干短的试题成份单一,语言直白,理解难度和解题难度都比较小。而题干长的试题往往包括多个从句或成份,句式复杂,语言曲折,理解难度和解题难度都比较大。因此高考试题常常通过设置多个从句或成份的手段来增加题干长度,提高试题难度。解题关键在于分析题干语境逻辑和句子结构,消除次要成份,保留主语、谓语、宾语等主要成份,这样更易看出空档的考查目的。例1:The fact that so many people still smoke in public places _ that we may need a nationwide campaign to raise awareness of the risks of smoking. (11江苏)A. suggestB. suggestsC. suggestedD. suggesting分析:B。本题题干很长,除空档外有26个单词。题干成份复杂,含有同位语从句1个、宾语从句1个、不定式目的状语1个。将that引导的同位语从句去掉可以更清楚地看出空档做谓语且主语That fact为第三人称单数名词,因此空档应填suggests。例2:It is not how much we do but how much love we put into what we do _ benefits our work most.(11陕西)A. whoB. whichC. thatD. what分析:C。由已知句子结构和句中隐含的强调口吻可以推出该句为强调句型,因此该空应填强调词that。但由于题干长(除空档外有21个单词),成份复杂(含有表语从句2个、宾语从句1个、并列连词短语1个),试题难度被加大,因此不少考生看不出考点乱选一气。2. 隔离有联系内容定语从句和同位语从句常常直接跟在先行词后面,但一些高考试题为增加句式识别难度,常将先行词与定语从句和同位语从句隔开,使一些考生看不出考点,乱选一气。例1:When the news came _ the war broke out, he decided to serve in the army. (11辽宁)A. sinceB. whichC. thatD. because分析:C。the war broke out为the news的内容,因此该空应填that引导同位语从句。但因came隔开了同位语从句和先行词,一些考生未看出试题考点,乱选一通。例2:Later in this chapter cases will be introduced to readers _ consumer complaints have resulted in changes in the law. (08江西)A. where B. when C. who D. which分析:A。先行词cases意为“场合”,属抽象地点,在从句中做地点状语,因此该空应填where引导定语从句。但因定语从句和先行词被will be introduced to readers所隔开,一些考生没有识别题干的定语从句性质,造成误选。例3:News came from the school officeWang Lin had been admitted to Beijing University.(09四川)A. whichB. whatC. thatD. where分析:C。Wang Lin had been admitted to Beijing University说明News的内容,所以该空应填that引导同位语从句。但因从句与先行词被came from the school office所隔开,一些考生没有识别题干的同位语从句性质,做出了错误选择。3. 变换常规位置为增加题干的理解难度,高考试题常常通过前至后移等手段来变化特定内容的常规位置。解题关键在于分析语境逻辑和句子结构,将被改变的位置恢复原位,从而达到化简的目的。例1:Sometimes proper answers are not far to seek _ food safety problem.(11安徽)A. inB. toC. onD. after分析:C。分析语境逻辑和句子结构不难发现,该空表示“关于”,因此应填on做后置定语,修饰proper answers。但因food safety problem被从proper answers后面后移至现在位置,解题难度被加大,不少考生选错答案。例2:It is not always easy for the public to see _ use a new invention can be of to human life.(11重庆)A. whoseB. whatC. whichD. that分析:B。分析语境逻辑和句子结构可以看出空档表示“什么”,因此应填what。但因what use被从of后面前置至see后面,解题难度加大。例3:_, you need to give all you have and try your best.(09辽宁)A. Being a winner B. To be a winner C. Be a winner D. Having been a winner分析:B。该空表示“为了成为一个获胜者”,所以应用不定式做目的状语。一些考生只知不定式可置于句中做目的状语,不知道其也可置于句首,所以误选A,用V-ing形式做状语。例4:You cant imagine what difficulty we had _ home in the snowstorm.(07辽宁)A. walkedB. walkC. to walkD. walking分析:D。该题考查have difficulty (in) doing sth.的结构,但因宾语difficulty被前置,有些考生没有将其识别出,造成误选。4. 增加干扰内容为使部分能力不强的考生理解题干时首尾不相连前后不兼顾,高考试题常常在句子结构的关键处增强插入语等内容。解题关键在于通过语境逻辑和句子结构的分析消除被增加的内容,还题干本来面貌,从而实现化简的目的。例1:Mary was much kinder to Jack than she was to the others, _, of course, made all the others upset.(11北京)A. whoB. whichC. whatD. that分析:B。由语境逻辑和句子结构分析可以看出,of course为人为增加的内容,将其消除更易看出空档代表主句内容,因此应填which引导非限制性定语从句。例2:Whats the _, in your opinion, of helping him if he doesnt make an effort to help himself?(11江西)A. sympathyB. themeC. objectD. point分析:D。分析语境逻辑和句子结构不难看出空档后面的in your opinion为人为增加的内容,将其消除更易看出该空表示“意义”,因此应填point。5. 省略与替代特定内容省略与替代可使原本熟悉的句式变得非常陌生。解题关键在于分析语境逻辑和句子结构,将被省略与替代的内容恢复,从而达到化简的目的。例:- Do you have any idea what Paul does all day?- As I know, he spends at least as much time playing as he _. (07重庆)A. writesB. does writingC. is writingD. does write分析:B。空档表达spends in writing的意义,其中in可省略,因spends与上文spends重复,可由does替代,因此该空应填does writing。一些考生不知does后面省略in,造成误选。6. 设置似曾相识的题干设置似曾相识但已做微小变化的题干可以使部分不善仔细分析的考生受思维定势的影响误选答案。解题的关键是增强遇有似曾题格外小心更要分析的意识,以增加对被变化题干的识别度。例1:It was April 29, 2001 _ Prince William and Kate Middleton walked into the palace hall of the wedding ceremony.(11福建)A. thatB. whenC. sinceD. before分析:B。题干酷似强调句型,因此不少考生误选A。其实考生熟悉的强调句型在It was后面应加on,由于题干没有on且表示“当的时候”,因此应填when。例2:Bats are surprisingly long-lived creatures, some _ a life span of around 20 years. (11浙江)A. havingB. hasC. haveD. to have分析:A。空档所在句酷似一单句,因此不少考生误选C。其实考生熟悉的不是题干句式,而是在some前面加上and的并列句。例3:Peter was so excited _ he received an invitation from his friend to visit Chongqing.(09重庆)A. where B. that C. why D. when分析:D。一些考生误选B,因为他们认为题干为他们非常熟悉的sothat结构。其实空档表示“当的时候”,因此应填when。例4:I like this house with a beautiful garden in front, but I dont have enough money to buy .(09四川)A. one B. itC. thisD. that分析:B。一些考生误选A,因为他们认为这是他们熟悉的考查one的题干。其实他们熟悉的题干like的宾语应为a house,而这儿是this house,因此应填it。7. 设置特定单词的特殊句式一些单词有常规句式,但高考试题常常设置其使用的特殊句式来增加试题的难度。例1:Unsatisfied _ with the payment, he took the job just to get some work experience.(09重庆)A. though was he B. though he was C. he was though D. was he though分析:B。和as一样,though可引导让步状语从句而使用特殊倒装句型,将表语、动词、副词提至句首将though紧随其后。但一些同学不知though有此用法,造成误选。例2:- Id like some more cheese.- Sorry, theres _ left.(08浙江)A. some B. none C. a little D. few分析:B。none常和of连用,然而表示“一个/点也没有”时可将其放在there is之后。一些考生不知道none有此用法,造成误选。例3:I travel to the Binhai New Area by light railway every day, _ do many businessmen who live in downtown Tianjin.(09天津)A. as B. which C. when D. though分析:A。空档表示“也”,所以应填as引导不完全倒装句型。一些考生只知so有此用法,不知as也有此用法,结果选错答案。例4:- How is everything going on with you in Europe? -Quite well. Not so smoothly as I hoped, _. (05江苏)A. though B. instead C. either D. too 分析:A。though多用作为从属连词,意为“虽然”,引导让步状语从句。但though也可作为副词用于句末,表示“然而,不过”。一些考生不知道though有此用法,造成误选。二、对语法考点进行创新,增加语法考点的识别难度不少语法考点有特定的句式,通过变换句式可以对其进行创新,增加识别难度。解题关键在于分析句子结构和语境逻辑,弄清题干考点的创新之处,从而正确解答试题。1. 提高先行词隐蔽度,增加关系词的识别难度众所周知,定语从句关系词的确定取决于先行词的性质。因此提高先行词隐蔽度可以增加关系词的识别难度。解题关键在于反复推敲先行词的性质和在从句中的功能,从而正确推断出应用关系词。例1:Between the two parts of the concert is an interval, _ the audience can buy ice-cream. (11江苏)A. whenB. whereC. thatD. which分析:A。先行词an interval表示“间隔”,属抽象的时间名词,其时间性识别难度较大。其实分析语境逻辑和题干结构不难发现an interval表达的是a short time period的含义,这样其时间性和在从句中的时间状语功能更易看出。例2:I walked up to the top of the hill with my friends, _ we enjoyed a splendid view of the lake.(11陕西)A. whichB. whereC. whoD. that分析:B。先行词the top of the hill表示地点,在从句中做地点状语,因此该空应填where引导定语从句。但因the top of the hill后面出现with my friends,不少考生以为其为先行词,因此误选C。例3:Its helpful to put children in a situation _ they can see themselves differently.(09福建)A. that B. when C. which D. where Ks5u分析:D。先行词situation意为“场合”,表示抽象地点,在从句中做地点状语,因此空档应填where引导定语从句。一些考生没有识别a situation的地点性,只好选乱一气。2. 变换if句式,增加虚拟语气的识别难度if虚拟条件从句常规句型既有主句又有从句,但有时候从句内容被but陈述语气的并列句和with, without, but for等介词短语所取代,解题难度加大。解题关键在于分析语境逻辑,将被替换内容重新还原为if从句。例1:- Pity you missed the lecture on nuclear pollution.- I _ it, but I was busy preparing for a job interview.(11福建)A. attendedB. had attendedC. would attendD. would have attended分析:D。分析语境逻辑可以发现but I was busy preparing for a job interview源自if I had not been busy preparing for a job interview。显然,该句为与过去事实相反的if虚拟条件从句,因此空档应填would have attended。但由于if从句被but引导的陈述语气的并列句所取代,解题难度加大。例2:I _ through that bitter period without your generous help.(11陕西)A. couldnt have goneB. didnt goC. wouldnt goD. hadnt gone分析:A。分析语境逻辑可以看出,without your generous help源自if I had not got your generous help,因此该句为与过去事实相反的if虚拟条件从句,空档应填couldnt have gone。但因if从句被替换为without介词短语,解题难度加大。3. 将感叹句变为宾语从句,增加连词(原感叹词)的识别难度高考试题常将what或how引导的感叹句创新为宾语从句,使一些考生识别不出芦山真面貌,造成误选。解题关键在于根据其中隐含的赞叹口吻推断题干宾语从句源自感叹句,因此空档应填what(修饰名词)或how(修饰形容词、副词或动词)。例:The shocking news made me realize _ terrible problems we would face.(11北京)A. whatB. howC. thatD. why分析:A。分析语境逻辑可知,空档有“多么”之意,表示赞叹,因此应填源自感叹句的连词what。一些考生不知空档源自感叹句,造成误选。4. 将there的传统句型进行创新,增加there句型的识别难度there的传统句型为there be,但there remain (仍然存在), there lie (某处有某物), there live (某处生活着), there exist (某处存在某物), there stand (某处矗立着某物)也是there句式,不过对考生来说新一点。例:_ a certain doubt among the people as to the practical value of the project.(09安徽)A. It hasB. They haveC. It remainsD. There remains分析:D。空档表示“仍然存在”,所以应填There remains。但一些考生因对该句型不熟悉而将其排除,造成误选。三、对词汇考点进行创新,增加词汇考点的识别难度一些单词既有常见词义,又有考生陌生的新含义,只有熟悉这些单词的新含义并做出准确判断才能成功解题。例1: _ all of them are strong candidates, only one will be chosen for the post.(11陕西)A. SinceB. WhileC. IfD. As分析:B。空档表示“尽管”,因此应填While引导让步状语从句,但不少考生不知while有此含义,造成误选。例2:- Will you read me a story, Mummy?- OK. You _ have one if you go t
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