2016年四川省宜宾天立国际学校高三下学期第二次模拟考试英语.docx
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1、2016 年四川省宜宾天立国际学校高三下学期第二次模拟考试英语 第 卷 (选择题 共 100 分) 第二部分 阅读理解 (共两节 共 40 分) 第一节 (共 15 小题,每小题 2 分,满分 30 分 ) A Each of us fails from time to time. If we are wise, we accept these failures as a necessary part of the learning process. But all too often we convey to our children either by words or by action
2、s that failure is something to be ashamed of, that nothing but top performance meets our approval(赞许) . Donnie was my youngest third-grader. His fear of failure kept him from classroom games that other children played excitedly. He seldom answered questions he might be wrong. He seldom finished his
3、work because he repeatedly checked with me to be sure he hadnt made a mistake. I tried my best to build his self-confidence. But nothing changed until midterm, when Mary Anne, a student teacher, was assigned to our classroom. She was young and pretty, and she loved children. My pupils, Donnie includ
4、ed her. But even enthusiastic, loving Mary was baffled by this little boy who feared he might make a mistake. Then one morning we were working math problems. Donnie had copied the problems with painstaking neatness and filled in answers for the first row. Pleased with his progress, I left his childr
5、en with Mary. But when I returned. Donnie was in tears. Hed missed the third problem. Mary looked at me in despair. Suddenly her face brightened. From the desk we shared, she got a canister(小筒) filled with pencils. “Look, Donnie,” she said. “Ive got something to show you.” She removed the pencils an
6、d placed them on his desk. “See these pencils, Donnie?” she continued. “They belong to Mrs. Lindstrom and me. See how the erasers are worn? Thats because we make mistakes too. Lots of them. But we erase the mistakes and try again. Thats what you must learn to do, too.” She kissed him and continued:
7、“Ill leave one of these pencils on your desk so youll remember that everybody makes mistakes, even teachers.” Donnie looked up with love in his eyes and just a glimmer(少许) of a smile. The Pencil became Donnies prized possession. That, together with Annes frequent encouragement and praise for even Do
8、nnies small successes. Gradually persuaded him that its all right to make mistakes as long as you erase them and try again. 21. Why did Donnie rarely finish his work? A. Because he seldom answered those difficult questions B. Because he spent too much time checking his answers C. Because he couldnt
9、work together with his classmates D. Because he never did his work until the very last minute 解析:根据第二段中的 He seldom finished his work because he repeatedly checked with me to be sure he hadnt made a mistake,可知他很少能完成作业是因为他花费太多时间检查他的作业,应选 B。 答案: B 22. The word “baffled” in Paragraph 3 most probably mea
10、ns . A. encouraged B. impressed C. satisfied D. confused 解析:由本单词所在的句子中 even 一词,可推断这个词是一个贬义词,结合各个选项的意思,可知应选 D。 答案: D 23. Which of the following words best describe Mary Anne as she is shown in the article? A. Patient and inspiring B. Creative and modest C. Determined and strict D. Considerate and pro
11、ud 解析:跟文章第四到第七段的内容,可以看出 Mary Ann 是如何引导学生的,可知道她是一个有耐性和鼓舞人心的人,故选 A。 答案: A 24. The story was written mainly to . A. tell us who influenced Donnie greatly B. sing the praises of Mary Anne C. give a life lesson about failure D. show us how to use erasers 解析:由文章第一段的内容,尤其是 If we are wise, we accept these f
12、ailures as a necessary part of the learning process,可知应选 C。 答案: C B Elephants have impressed us for centuries. They are big, clever, and sociable. But what if someone told you that they may also hold the key to fighting cancer? People have been wondering why elephants do not develop cancer, even tho
13、ugh they have life spans(寿命) that are similar to humans, living for around 50 to 70 years. Now scientists believe they know why. A team at the University of Chicago, Us has found that elephants carry a large number of genes that stop tumors(肿瘤) from developing. To be precise. They found 20 copies of
14、 an anti-tumor gene called TP 53 in elephants. Most other species. Humans included, only carry one copy. According to the research, which was recently published on the online science network BioRxiv, the extra copies of the gene improved the animals sensitivity to DNA damage. This lets the cells(细胞)
15、 quickly kill themselves when damaged before they can to on to form deadly tumors. “An increased risk of developing cancer has stood in the way of the evolution of large body sizes in many animals,” study author Dr Vincent Lynch told The Guardian. If every living cell has the same chance of becoming
16、 cancerous, large creatures with long life spans like whales and elephants should have a greater risk of developing cancer than humans and mice do. But across species, the risk of cancer does not show a connection with body mass. This phenomenon was found by Oxford University scientist Richard Peto
17、in the 1970s and later named “Petos paradox”. Evolutionary biologists believe it results from larger animals using protection that many smaller do not, In the elephants case, the making of TP53 is natures way of keeping this species alive. The study also found that when the same genes were brought t
18、o life in mice, they had the same cancer resistance as elephants. This means researchers could use the discovery to develop new treatments that can help stop cancers from spreading or even developing in the first place. “Nature has already figured out how to prevent cancer,” said Joshua Schiffman, a
19、n oncologist at the School of Medicine, University of Utah, US. “Its up to us to learn how different animals tackle(对付) the problem so we can use those strategies to prevent cancer in people.” 25. Why are elephants unlikely to develop cancer? A. They have a large body size B. Their genes suffer no D
20、NA damage C. Certain genes in their body kill existing tumors D. They carry many genes that keep tumors from developing 解析:根据第三段中 A team at the University of Chicago, Us has found that elephants carry a large number of genes that stop tumors(肿瘤) from developing,可知道大象的身体中带有某种可以阻止癌细胞生长的细胞,故选 D。 答案: D
21、26. According to Dr. Vincent Lynch, what has been a risk in the evolution of large animals? A. Extreme weather B. Human behavior C. A risk of deadly tumors D. Cells killing themselves 解析:根据第五段中的 An increased risk of developing cancer has stood in the way of the evolution of large body sizes in many
22、animals, ” study author Dr Vincent Lynch ,可知 C 选项的内容与本句的意思一致。故选 C。 答案: C 27. What does the underlined expression “this phenomenon” on the sixth paragraph refer to? A. Larger animals have protection from TP53 B. The risk of cancer is not related to body size C. The larger animals are, the bigger risk
23、 of cancer they have D. Larger animals suffer the same risk of cancer as smaller ones do 解析:根据 “this phenomenon”上一段中的 An increased risk of developing cancer has stood in the way of the evolution of large body sizes in many animals, ”可知 “this phenomenon”指代的内容就是这个,故选 B。 答案: B 28. We can conclude from
24、the last three paragraphs that . A. the TP53 genes have proven useful in stopping cancer in mice B. depending on nature is not enough to fight against cancer C. this new treatment is more effective than the present ones D. humans are expected to stop cancer in the near future 解析:根据文章最后三段所述的内容,可知知道 A
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