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computing power to do this several years ago, but now it’s all changed. ” Agus adds that the process could be done for almost no cost in the developing world. He says that having a large amount of information about patients is important for a machine to effectively do its job in medicine.
The University of Southern California researchers are now only studying breast cancer. But doctors predict artificial intelligence will one day make a difference in all forms of cancer.
【文章大意】本文是一篇科普文章。文章介绍人工智能, 并解释了它在治疗癌症中的作用, 希望机器很快就能快速识别出没有人类错误的癌症。 5. In Rishi Rawat’s research, ______.
A. the data put into computers contributes to cancer recognition B. many cancers are being studied at the moment C. machine learning has replaced doctors’ work D. the focus is on the cure for cancer
【解析】选A。细节理解题。根据第二段中Rawat provides information about cancer cells for a computer. He says this data helps the machine learn. “You can put the data into computers and they will learn the patterns and the pattern recognition is important to making decisions. ”可知, 在Rishi Rawat的研究中, 输入电脑的数据有助于对癌症的识别。故选A。
6. What is the purpose of David Agus’s words in Paragraph 3 ? A. To provide some advice for doctors. B. To introduce the development of cancer. C. To appeal to scientists to research into cancer.
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D. To explain the function of AI in treating cancer.
【解析】选D。推理判断题。根据第四段中Scientists say artificial intelligence can do something better than just count cells. Through machine learning, it can recognize complex patterns, or structures, and learn how the cells are organized. “科学家们表示, 人工智能可以做的不仅仅是计数细胞。通过机器学习, 它可以识别复杂的模式或结构, 并了解细胞是如何组织的。”可知, 在第三段David Agus所说的话是用来解释人工智能在治疗癌症中的作用的。故选D。 7. What can we infer from the text? A. AI can make decisions for doctors.
B. Developing countries might be lack of funds.
C. AI will hopefully make an accurate identification of cancer. D. Computing power has long helped with the identification of cancer.
【解析】选C。推理判断题。根据第五段中The hope is that machines will soon be able to make a quick identification of cancer that is free of human mistakes. “希望机器很快就能快速识别出没有人类错误的癌症。”可知, C项正确。 8. What is the author’s attitude towards AI used in treating cancer? A. Positive. B. Indifferent. C. Doubtful.
D. Negative.
【解析】选A。观点态度题。根据最后一段The University of Southern California researchers are now only studying breast cancer. But doctors predict artificial intelligence will one day make a difference in all forms of cancer. “南加州大学的研究人员目前只研究乳腺癌。但医生预测, 人工智能终有一天会在所有癌症中发挥作用。”可知, 作者对人工智能治疗癌症的态度是“积极的, 肯定的”。故选A。
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【知识拓展】长难句分析
(Para. 3)Computers will not treat patients, but they will help make certain decisions and look for things that the human brain can’t recognize by itself. 分析:这是一个由but连接的并列句;that引导定语从句, 修饰先行词things。 翻译:计算机不会治疗病人, 但它们会协助做出某些判断, 并寻找人类大脑无法自己识别的东西。 Ⅱ. 完形填空
On the snowy morning of January 28, I only planned to take my garbage out before heading straight back inside. However, while taking the garbage out to the 1 along the road, my four-year-old black Labrador, Midnight, started acting 2 . Her ears perked up (竖起) 3 me. I had 4 seen her make that expression.
I felt something might be 5 , so I let Midnight 6 the way and followed her over to my 7 neighbor’s house. When we got to a spot on the other side of the home, we 8 87-year-old Noreen lying in the 9 . I figured she had been out there at least one and a half hours. Hurriedly, I 10 her up and brought her into my home.
Once inside, my wife and I made sure she wasn’t seriously injured and 11 she didn’t have frostbite (冻伤). However, her hands were already 12 so we helped her warm up and gave her dry 13 . Later Noreen explained to me she had gone out earlier that 14 to fill her bird feeder before the temperature 15 even further the following day but she was 16 in the snow after taking a 17 and hadn’t been able to get up on her own.
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Noreen is now much better but knows how 18 she came to losing her life. She was grateful. “Midnight is without doubt the reason I am still 19 today, ” said Noreen.
Without Midnight I would never have seen Noreen lying on the ground. We’ve been very 20 of her because it’s not every dog that pays attention to things like this.
【文章大意】本文是记叙文。文章叙述了在一个极度寒冷的早晨, 一只拉布拉多犬的异常行为, 引起了主人的关注, 跟随他的狗, 他发现87岁的邻居倒在雪地上危在旦夕。他立刻对老人进行救助, 最后老人脱离危险。 1. A. car B. mailbox C. dustbin D. court
【解析】选C。根据上下文以及常识, 作者把垃圾拿出去放入外面路边的垃圾箱里(dustbin)。car“车”;mailbox“邮箱”;court“网球场”。 2. A. happily C. naturally
B. strangely D. normally
【解析】选B。根据下文描述, 那天早晨作者4岁的拉布拉多犬行为很奇怪(strangely), 这才会引起主人的关注。happily“高兴地”;naturally“自然地”;normally“正常地”。 3. A. looking at C. looking after
B. walking beside D. listening to
【解析】选A。根据第一段最后一个单词expression“表情”, 可以推断出来, 作者的狗竖着耳朵看着(looking at)他, 表情不寻常。walking beside“走在……旁边”;looking after“照看”;listening to“听着”。 4. A. ever
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B. just
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