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1、考研英语一河曲县2023年巅峰冲刺试卷Section I Use of EnglishDirections:Read the following text. Choose the best word(s) for each numbered blank and mark A, B, C or D on the ANSWER SHEET. (10 points)I used to be a very self-centered person, but in the past two years I have really changed. I have started to think abou
2、t other people I think about myself. I am happy that I am becoming a person.I think my started when I was at Palomar College. At first, I just wanted to get my and be left alone. I thought I was smarter than everyone else, so I hardly ever to anyone in my classes. By the end of my first semester, I
3、was really . It seemed as if everyone but me had made friends and was having fun. So I tried a(n) . I started asking people around me how they were doing, and if they were having trouble I to help. That was really a big for me. By the end of the year, I had several new friends, and two of are still
4、my best friends today.A bigger cause of my new , however, came when I took a part-time job at a Vista Nursing Home. One old lady there who had Alzheimers disease became my . Every time I came into her room, she was so because she thought I was her daughter. Her real daughter never her, so I took her
5、 place. She let me that making others feel good made me feel good, too. When she died, I was 5 , but I was very grateful to her.I think I am a much person today than I used to be, and I hope I will not these experiences. They have me to care about other people more than about myself. I who I am toda
6、y, and I could not say that a few years ago.1、A since B before C or D unless2、A famous B simple C different D skilled3、A education B career C tour D change4、A balance B. homework C degree D interest5、A talked B wrote C lied D reported6、A careful B lonely C curious D guilty7、A argument B game C exper
7、iment D defence8、A dared B offered C hesitated D happened9、A dream B problem C duty D step10、A us B which C them D whom11、A attitude B hobby C hope D luck12、A friend B partner C guide D guest13、A polite B happy C strange D confident14、A bothered B answered C visited D trusted15、A explain B guess C d
8、eclare D see16、A homeless B heartbroken C bad-temperedD hopeless17、A quieter B busier C better D richer18、A forget B face C improve D analyze19、A forced B preferred C ordered D taught20、A miss B like C wonder D expectSection II Reading ComprehensionPart ADirections:Read the following four texts. Ans
9、wer the questions below each text by choosing A, B, C or D. Mark your answers on the ANSWER SHEET. (40 points)Text 1Its not every day that United States history mixes with microbes (微生物) in the soil. But when the grassland on the National Mall in Washington, DCwas replaced, it offered scientists the
10、 opportunity to study changes in the soil beneath.The work focused on the bacteria present in the soil. To the researchers surprise, the communities of microbes did not change a lot before and after the replacement. These communities in the soil are known as the soil microbiome (微生物群).“My lab is int
11、erested in how microbes can move around in the environment , and how they change and adapt as a result of this movement,” explains Jo Anne Crouch, the lead author of the study. “We thought that the new imported turf (草皮) from New Jersey would introduce different communities of bacteria to the Nation
12、al Mall. However, we found that they werent significantly different.”Crouchs work focused on turf grass ，defined as a large area of green grass. It is made up of the grass, its roots, and the soil and microbes found with them.Think of the soil microbiome as similar to the collection of microbes foun
13、d in the human body. When the microbes are out of balance , it can make someone sick. Crouch says its the same for the soil microbiome. Many of the worst diseases in crops or other environments are linked with changes in the soil microbiome.Additionally, Crouch says that even though the changes betw
14、een the soils were small, scientists are also starting to appreciate that sometimes a really important microbe is a rare one. This means it would be hard to observe but could greatly affect how the groups function as a whole. “Agricultural areas and other natural spaces are highly and easily hurt by negative changes,” she says. “Microbiomes offer an almost entirely new opportunity to influence interactions among plants and microbes to improve plant productivity and health. ”1、Why did the researchers feel surprised when they focused on the bacteria in the soil?AMore b
