【考研英语】2021年11月北京华北电力大学研究生招生考试英语练习题100道（附答案解析）.docx

全文可编辑word文档 页眉与背景水印可删除【考研英语】2021年11月北京华北电力大学研究生招生考试英语练习题100道（附答案解析）第1题【单选题】At twenty-two, he had first learned what it is to a Negro. A、他22岁时，生平第一次尝到了对待黑人的滋味 B、他22岁时，生平第一次懂得了如何做一个黑人 C、他22岁时，生平第一次知道了黑人意味着什么 D、他22岁时，生平第一次知道是如何对待黑人的正确答案】A【答案解析】答案选A本题解题的关键是what it is to a Negro，表示的意思是：对待黑人的滋味第2题【单选题】This animal is to be found only in the Southern [Hemisphere]. A、解释 B、半球 C、历史学家 D、引用【正确答案】B【答案解析】hemisphere n. 半球第3题【单选题】Is _______ some German friends visited last week? A、this school B、this the school C、this school one D、this school where【正确答案】B【答案解析】为便于理解，改写本句话：This is the school that some German friends visited last week. 不难看出，作表语的the school是先行词.that引导了定语从句，因为that同时又作visited的宾语，所以被省略了。

其它选项结构不对第4题【单选题】They took _______ measures to prevent poisonous gases from escaping. A、fruitful B、beneficial C、valid D、effective【正确答案】D【答案解析】fruitful多产的/成功的beneficial有益的valid有效的（法律/时间）/正当的effective有效的第5题【单选题】Congress [assembles] together in January. A、range B、restrict C、gather D、restore【正确答案】C【答案解析】[assembles] 集合，聚集；装配；收集；gather 收集；收割；使…聚集；使…皱起第6题【单选题】Shortly after the accident, two ______ police were sent to the spot to keep order. A、dozens of B、dozens C、dozen of D、dozen【正确答案】D【答案解析】英语中一些表示数字的名词的前面如果用了数词，这些名词必须是单数形式，如dozen(一打)，score(二十)和head (头)等。

但是如果这些名词用来指某些可数名词时，这些名词呈复数形式，其后应加上介词of第7题【单选题】If someone asked you, "What color is the sky?"I expect that you would answer, "Blue." I am afraid that you would be wrong. The sky has no color. When we see blue, we are looking at blue sunlight. The sunlight is shining on little bits of dust in the air. We know that there is air all around the world. We could not breathe without air. Airplanes could not fly without air. They need air to lift their wings. Airplanes cannot fly very high because as they go higher the air gets thinner. If we go far enough away from the earth, we find there is no air. When an airplane flies too high, ______. A、the air will be too thin to support its wings. B、the air will become thicker. C、the air will exert pressure on it D、the air will disappear in no time【正确答案】A【答案解析】文章第二段第三句"Airplanes cannot fly very high because as they go higher the air gets thinner."，因此对照答案为A。

第8题【单选题】Scarcely less important than machinery in the agricultural revolution was science． A、在农业革命中，科学没有机械重要 B、在农业革命中，机械没有科学重要 C、在农业革命中，科学和机械几乎同等重要 D、在农业革命中，机械和科学都不怎么重要正确答案】C【答案解析】答案选C本句考查程度副词的翻译本句的翻译重点是Scarcely less important，scarcely是程度副词，意思是“几乎不，简直没有’’它本身带有否定的意思less important意思是 “不如……重要”，而加scarcely之后，双重否定表示肯定，意思是两者是差不多同样重要的，所以应该选C第9题【单选题】________ the few who have failed in their examination, all the other students in the hall are in very high spirits. A、In spite that B、But for C、Apart from D、For the sake of【正确答案】C【答案解析】apart from“除......之外”，只有该词组符合题意。

第10题【单选题】We welcome rain, but a (an) _______ large amount of rainfall will cause floods. A、extensively B、extremely C、specially D、constantly【正确答案】B【答案解析】extensively广泛的/渊博的extremely极度的specially特别的/与众不同的constantly反复的/恒定的第11题【单选题】John knocked at the door for nearly five minutes ______ his wife opened it. A、when B、before C、until D、while【正确答案】B【答案解析】考查连词句意为：他的妻子过了近五分钟才开门 before表示过了多久……才第12题【单选题】The librarian recommended that the professor ________ the newly published books. A、borrow B、borrowed C、should have borrowed D、borrowing【正确答案】A【答案解析】recommend：推荐，介绍。

其后的宾语从句需要用虚拟语气，谓语动词用should＋动词原形的形式，should可以省略第13题【单选题】It is necessary that a college student ________ at least a foreign language. A、masters B、should master C、mastered D、will master【正确答案】B【答案解析】It is necessary (clear / true / strange/ important /wonderful / possible / likely…) that…，这类主语从句中，谓语动词多为“(should)＋动词原形”，即要用虚拟语气 第14题【单选题】We have to [modify] our plan a little bit. A、reduce B、suffer C、adjust D、utilize【正确答案】C【答案解析】[modify] 修改，修饰；更改；adjust 调整，使…适合第15题【单选题】If someone asked you, "What color is the sky?"I expect that you would answer, "Blue." I am afraid that you would be wrong. The sky has no color. When we see blue, we are looking at blue sunlight. The sunlight is shining on little bits of dust in the air. We know that there is air all around the world. We could not breathe without air. Airplanes could not fly without air. They need air to lift their wings. Airplanes cannot fly very high because as they go higher the air gets thinner. If we go far enough away from the earth, we find there is no air. When an airplane flies too high, ______. A、the air will be too thin to support its wings. B、the air will become thicker. C、the air will exert pressure on it D、the air will disappear in no time【正确答案】A【答案解析】文章第二段第三句"Airplanes cannot fly very high because as they go higher the ai。