初中英语考试15个做好语法选择题的技巧
找准关键词语 有时题干中带有对解题起着关键作用的词语,如果能迅速找准这些词语,再结合各选项的意义和特点,就能很快选出正确答案。例如:The Foreign Minister said, “_________ our hope that the two sides will work towards peace.”A. This is B. There is C. That is D. It is【分析】在名词性从句中,that既无词义,也不作句子成分,连接一个句子成分完整的陈述句。根据句意和句子结构,特别是that的暗示,可判断题干为一个含有主语从句的复合句,句首的it为形式主语,真正的主语为其后的that从句,故最佳答案为D。 分析句子结构 有些试题的考点本来十分简单,但命题者却通过使用定语从句,或者将我们熟悉的固定词组有意拆分,重新组合,使我们在结构上产生错觉,出现迷惑。这时,我们只要保持清醒的头脑,仔细分析句子的结构,就会拨开迷雾。例如:We keep in touch _________ writing often.A. with B. of C.>【分析】许多同学根据 keep in touch with (与……保持联系)这一搭配推断出此题应选A。但是选A错了,因为套此搭配此句意思不通,正确答案应是D,by 表示方式,by writing 意为“通过写信”,全句意为“我们通过经常写信保持联系”。请再看两例:(1) We’ve talked a lot _________ cars. What about trains?A. of B. with C. about D. in【分析】由于受 a lot of 这一常用结构的影响,许多同学毫不犹豫地选了A,但是错了。原因是:若选 of,a lot of cars 即为动词 talk 的宾语,但事实上,动词 talk 是不及物动词。正确答案是C,句中的a lot是修饰动词 talked 的状语,talk about才是一个动词短语。 全句意为“我们对汽车已谈了不少,现在谈谈火车怎么样?”(2) We all regarded the poor old man _________sympathy.A. as B. with C. of D. by【分析】许多同学一看到句中的 regard 和选项中的 as,马上就联想到 regard … as …(把……看作……)这一搭配,从而断定此题应选A。错了,原因是将此搭配套入原句,句子意思不通。正确答案是B,句意为“我们大家都很同情这位老人”。 适当转换句式 有时将题干的句式转换成自己更熟悉的句式,就很容易选出正确答案。比如将疑问句、强调句、感叹句或倒装句改为陈述句,将被动句改为主动句,无序句调整为正常句。例如:—Mr. Wang, whom would you rather _________ the important meeting?—Tom.A. have attend B. have attendedC. having attend D. have to attend【分析】若将疑问句改为陈述句,就是I would rather have Tom attend the important meeting. 其中would rather后必须接动词原形,have sb. do sth.是“要某人做某事”。所以选A。 补全省略成分 口语中常常会使用一些省略句,做题时若将被省略的成分补充完整,答案就会一目了然。例如:—What do you think made Mary so upset?— _________ her new bike.A. As she lost B. Lost C. Losing D. Because of losing【分析】将答句补全,就是 _________ her new bike made Mary so upset,显然,只能选C,用动名词短语作主语。 删除干扰部分 就是将起干扰作用的定语从句、介词短语或插入语,如I think / suppose / believe, do you think / suppose / believe, you know, of course等删除,从而更容易地选出正确答案。例如:It is the ability to do the job _________matters not where you come from or what you are. (全国卷)A.>【分析】去掉题干中的not where you come from or what you are,题干即为是一个简单句:The ability to do the job matters. 把主语The ability 放在强调结构中,即变为题干,显然最佳答案为B。 利用对称结构 就是在做题过程中要善于利用and,but等并列连词。若前面是个句子,后面也必定是个句子,反之亦然;若连接的是几个动词,这几个动词也必定是同一时态或同一形式。例如:—English has a large vocabulary, hasn’t it?—Yes. _________ more words and expressions and you will find it easier to read and communicate.A. Know B. Knowing C. To know D. Known【分析】因为第二个and后面是一个句子,所以前面也必定是一个句子,但前面这个句子没有主语,只能选用动词原形,构成一个祈使句,因此,正确答案是A。又如:On Saturday afternoon, Mrs. Green went to the market, _________ some bananas and visited her cousin.A. bought B. buying C. to buy D. buy【分析】因为and后面是过去式visited,前面也必定是动词的过去式,所以正确答案是A。 注意标点符号 标点有时对我们做题有提示作用,不同的标点可能导致选不同的答案,同学们做题时,一定要小心。例如:There are eight tips in Dr. Roger’s lecture>A. doesn’t go B. not to go C. not going D. don’t go【分析】此题很容易选B,认为是用不定式作表语。其实,冒号已经表明后面是Dr. Roger讲的原话,这原话应当是个句子,只有选D才构成一个否定形式的祈使句。 熟记固定搭配 在平时的学习中注意积累一些常见的固定句式、动词与副词的搭配、名词与形容词的搭配等等,对做题十分有利。例如:Mr. Smith used to smoke _________ but he has given it up.A. seriously B. heavily C. badly D. hardly【分析】因为指烟瘾或酒瘾很重,要用heavy或he