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1、全文可编辑word文档 页眉与背景水印可删除【考研英语】2021年3月北京遗传与发育生物学研究所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】Many researchers, whose work depends on ocean sounds object to a limit of one-hundred-twenty decibels. They say such a limit is a greater danger than they believed. They want to prevent noises from harming creatures in th
2、e ocean.According to the passage, what will scientists most probably do in the future? A、They will work hard to reduce ocean noise pollution. B、They will protect animals from harmful noises. C、They will try to set a limit of 120 decibels. D、They will study the effect of ocean noise pollution.【正确答案】B
3、【答案解析】答案选B。They will protect animals from harmful noises. 本段的最后一句话是答案的出处。第2题【单选题】During the days _, he worked as a servant at the Browns. A、followed B、following C、to follow D、that followed【正确答案】D【答案解析】that followed是定语从句，关系代词that在从句中作主语。第3题【单选题】On the wall _ two large portraits. A、hangs B、hang C、hang
4、ed D、hanging【正确答案】B【答案解析】地点状语提前，谓语是be, hang, stand, sit, lie等动词的句子里,主谓要倒装。第4题【单选题】If I hadnt been caught in the heavy rain, I could have been back by 7 oclock.What a pity! Stella _ here to see you. A、is B、was C、would be D、has been【正确答案】B【答案解析】考查动词时态。题干对话中第一句表达与过去事实相反的假设，第二句陈述的是过去的事实。第5题【单选题】They did
5、 find that _ appears in a dream has far greater influence on mood than _occurs in the dream. A、the person . the thing B、who . what C、who . that D、the person who . which【正确答案】B【答案解析】that引导宾语从句，在宾语从句中，who, what分别做主语，代表人和事情。 第6题【单选题】It was a keen disappointment that I had to postpone my visit which I h
6、ad intended to pay to Germany in January. A、令我深感失望的是，我原计划访问德国，但不得不予以推迟到一月份。 B、令我深感失望的是，我不得不在一月份推迟我对德国预定的访问。 C、我原计划一月份访问德国，后来不得不予以推迟，这使我深感失望。 D、我原计划访问德国，令我深感失望的是，我不得不在一月份予以推迟。【正确答案】C【答案解析】答案选C。本题主要考查英语评价句的翻译。需要对某事发表评论或表明态度时，英语的语序和汉语不同。英语是先评论，或先表态，然后再说有关的事情或情况。汉语则相反，评论或表态性的话往往是放在句子的后面。第7题【单选题】_ me to
7、give you some advice. A、Purchase B、Essence C、Permit D、Bound【正确答案】C【答案解析】Permit 许可；允许。第8题【单选题】-What is that room- _ we hold the meetings. A、The room is B、The room is the place C、Thats the room which D、Thats where【正确答案】D【答案解析】此句是be动词后由where引导的表语从句。第9题【单选题】My dictionary _.I have looked for it everywher
8、e but still _ it. A、has lost, do not find B、is missing, do not find C、has lost, have not found D、is missing, have not found【正确答案】D【答案解析】lose是个及物动词，如果要表示某物丢失了，只能用被动语态。A项与C项使用的都是其主动形式。missing是形容词，其词义是：lost ; not to be found (丢失了的)，据此，第一空缺处应填入is missing。根据语境，第二个空缺处应填使用现在完成时的否定形式，因为它可以表示目前还未发生的动作。第10题【单
9、选题】The potato is also from the New World. Around 1600, the Spanish brought it from Peru to Europe, where it soon was widely grown. Ireland became so dependent on it that thousands of Irish people starved when the crop failed during the Potato Famine（饥荒） of 1845 1846, and thousands more were forced t
10、o leave their homeland and move to America.Thousands of Irish people starved during the Potato Famine because_. A、they were so dependent on potatoes that they refused to eat anything else B、they were forced to leave their homeland and move to America C、the weather conditions in Ireland were not suit
11、able for growing potatoes D、the potato harvest was bad【正确答案】D【答案解析】本段提到，土豆传到欧洲后被广泛种植。爱尔兰人对土豆非常依靠。在“土豆饥荒”时期，土豆减产（when the crop failed），因而人们遭受饥饿，被迫离开故土。第11题【单选题】He is _ about his chances of winning a gold medal in the Olympics next year. A、optimistic B、optional C、outstanding D、obvious【正确答案】A【答案解析】opti
12、mistic乐观的。optional选择的。outstanding出色的/醒目的。obvious明显的。第12题【单选题】You will be liable for any damage caused. A、liberal B、responsible C、profound D、rectify【正确答案】B【答案解析】be liable for 有责任；有义务； responsible 负责的，可靠的；有责任的。第13题【单选题】Peter has a changeable character. A、role B、disposition C、symbol D、nature【正确答案】B【答案解
13、析】character 性格，品质；disposition 性情。第14题【单选题】Is that how you _ me for my help? A、dismiss B、permit C、restore D、reward【正确答案】D【答案解析】reward 奖励；奖赏。第15题【单选题】Frankfurt, Germany, is one of the most _ populated regions of West Europe. A、densely B、vastly C、enormously D、largely【正确答案】A【答案解析】densely稠密的。vastly广泛的。en
14、ormously巨大的/庞大的。largely主要的/很大程度上。第16题【单选题】The lawyer thought that piece of evidence was _ early in the investigation, but it turned out to be vital in convicting the criminal. A、unchangeable B、unsuitable C、insignificant D、important【正确答案】C【答案解析】句意：在调查初期律师认为这项证据不是很重要，但后来证明，这项证据在控告罪犯时起了至关重要作用。insignificant意为“不重要的”；unsuitable 意为“不合适的，不适当的”；unchangeable 意为“不可改变的，不变的”；important意为“重要的，重大的”。第17题【单选题】Although the researchers have only just made the technical details of the microscope public, it is already on sale. It is currently the size of a refriger
