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单项填空易错题对比精练精析15例
重庆七中 陈觉法高中英语辅导网(www.gaozhong-yingyu.com)近几年来高考英语中的单项选择题加大了难度。这主要表现在句子结构的复杂化,句子内容的情景化,以及一些词、句含义的扩大化。这就要求考生熟悉各种常用的句型结构,熟练地掌握常用词、句的各种基本含义和用法,并能具体情况具体分析,在具体的语境中作出正确的判断。下面是15组容易做错的单项选择题。请同学们根据不同的句子结构和具体的语境,作出正确的选择;然后参阅题后的答案与分析。1. (1) After getting up, he went outdoors to do some morning exercise ____ . (2) It was raining, but I got up as early ____ . A. usually B. as usual C. as usually D. as possibly2. (1) Beijing will host the best Olympic Games in the history, ____ we deeply believe. (2) About 500 million people go hungry in the world, ____ is about one in ten.A. it B. which C. what D. that 3. (1) Many passengers got serious ____ in the traffic accident. (2) Many more Americans got seriously ____ in the attacks of the terrorists(恐怖分子).A. injury B. injuries C, injured D. injuring4. (1) It seemed that he wanted to tell me____ he knew. (2) The dustmen want to tell ____ they do is not only necessary but important.A. that B. which C. all that D. all what5. (1) You’d better ____ your promise and give up this strange idea. (2) It’s better ____ it a secret between us two.A. keep B. kept C. keeping D. to keep6. (1) Sorry, I’ll do anything for you, but I can’t help ____. (2) Hearing the unexpected result, she couldn’t help ____.A. cry B. crying C. cried d. with cry7. (1) This kind of plant is used to ____ in dry places, even in the desert. (2) The place in front of the library was used to ____ grass.A. grow B. be grown C. growing D. being grown8. (1) This is the reason ____ he left school ahead of time. (2) This is the reason ____ he gave us for his absence from the meeting.A. how B. because C. why D. which9. (1) It was a long time ____ he realized his mistake. (2) It is a long time ____ the strange idea flashed into my mind.A. before B. until C. when D. since10. (1) It was there ____ Mao Zedong organized the first people’s army. (2) It was midnight ____ a terrible flood struck the villageA. when B. which C. that D. where11. (1) I’m wondering about ____ she’s really forgiven me. (2) He stuck to his theory and didn’t mind ____ nobody would support him.A. that B. what C. if D. whether12. (1) The best way to improve your English is ____ to listen. (2) It is ____ to operate this new type of computer.A. simple B. simpler c. simply D. simplest13. (1) The heavy clouds suggest that a thunderstorm ____ soon. (2) The official suggested that more police ____ to keep order.A. comes B. came C. should come D. is coming14. (1) If you want to know ____ the weather will be, read the weather forecast. (2) Nobody knows ____ human beings will be like in thousands of years.A. what B. that C. why D. how15. (1) ____, the conference had to be put off. (2) ____ made us all present worried a lot.A. Being absent B. The organizer’s being absent C. The organizer was absent D. The organizer being absent 答案与简析:1.(1)B (2) C 前者as usual作状语,意为“象往常一样”;后者是(as early) as I usually got up 的省略式,在句中作比较状语。2.(1)B (2) C 前者用which引导非限定性定语从句;后者用that引导非限定性同位语从句。注意which不能引导同位语从句。3.(1)B (2) C 两句看上去很相似,但第(1)句空格前是形容词serious作定语,故应填入名词;而第(2)句空格前是副词seriously,作状语,修饰谓语got injured。4.(1)C(2)D 在(1)句中all是先行词,that 引导定语从句;(2)句中all作tell的宾语,what引导主语从句,all后的部分作tell的直接宾语,引导词that已省。5.(1)A(2)D (1)是“had better do”结构,(2)是“It is + adj. + to do”结构。切莫混淆。6.(1)A(2)B can’t help (to) do“不能帮助做……”;can’t help doing “禁不住做……”。7.(1)C(2)A be used to doing“习惯于做……”;be used to do “被用来做……”。8.(1)C(2)D 前者是同位语从句,说明前面名词的内容;后者是定语从句,强调性质或特征。9.(1)A(2)D It was / will be+段时间+before…意为“多久后才……”;It is +段时间+since …“自从(做)……以来已有多久了”。10.(1)C(2)A 前者是强调句,后者不是。因为 midnight 不能在改为“非强调句”时充当句子成分,即不能说A terrible flood struck the village midnight(midnight前缺介词at)。11.(1)D(2)C 引导宾语从句时,介词后用whether, 但宾语从句是否定式时用if 引导。12.(1)C(2)A 前者是副词修饰系表结构is to listen,作状语;后者用形容词simple作表语,to- 不定式短语作逻辑主语。13.(1)D(2)C suggest 在(1)句中作“预示”讲(此时主语通常是非人称名词);在(2)句作“建议”,此时其宾语从句的谓语动词用“should + V.原形”,should可省。14.(1)D(2)A how 在(1)句中作表语;what是代词,在句(2)作介词like 的宾语。15.(1)D(2)B 前者是“名词+分词短语”构成的独立主格结构,作状语;后者是“名词所有格+动名词短语”格成的动名词复合结构,作主语(作主语时动名词的逻辑主语只能用所有格,不能改用普通格)。