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1、- 1 - 浙江杭州浙江杭州 2019 届上学期高三英语模拟卷四届上学期高三英语模拟卷四 第第 I I 卷卷( (共共 6565 分）分） 第一部分第一部分 阅读理解（共两节，满分阅读理解（共两节，满分 3535 分）分） 第一节（共第一节（共 1010 小题；每小题小题；每小题 2.52.5 分，满分分，满分 2525 分）分） 阅读下列短文，从每题所给的阅读下列短文，从每题所给的 A A、B B、C C 和和 D D 四个选项中，选出最佳选项，并在答题卡上将该项涂黑。四个选项中，选出最佳选项，并在答题卡上将该项涂黑。 A A Crossing your legs is an extreme
2、ly common habit，which most people always ignore. While you may find it comfortable to sit with one knee crossed over the other, it might be causing health problems that you are not aware of. A study published in Blood Pressure Monitoring stated that sitting with your legs crossed can increase your b
3、lood pressure，because the blood in your legs has to work against gravity to be pumped back to your heart, and crossing one leg over the other increases resistance, making it even harder for the blood to circulate. Certainly, you wont feel any immediate effects, but you shouldnt have your legs crosse
4、d for more than 15 minutes. Crossing your legs can also lead to neck and back pain. When you sit with your legs crossed, your hips are in a twisted position. Not only does it cause one of your pelvic bones to rotate but also adds pressure on your lower and middle back and neck. So ideally its best f
5、or our bodies to sit with our feet planted flat, hip width apart, on the floor. Moreover, your feet and legs might get painful or have the feeling of being asleep when you cross your legs for long periods of time. Since the veins and nerves are pressed, it can cause numbness and/or temporary paralys
6、is in the legs, ankles, or feet. While the feeling of discomfort may only last a minute or two, repeatedly crossing your legs until they feel numb can cause permanent nerve damage. So next time you sit down, try to get yourself in the habit of sitting with both of your feet on the floor. Not only wi
7、ll it help your posture and stability, but it will also save your health in the long run. 1. Which problem wont sitting with your legs crossed cause? - 2 - A. Increased blood pressure B. Neck and back pain C. Numbness D. Curving legs 2. How soon can we benefit from sitting with both of our feet on t
8、he floor? A. In less than 15 minutes B. Only in a minute or two C. For quite a long time D. In a month 3. Where is the text likely to be selected from？ A. A fiction B. A piece of newspaper C. A textbook D. A journal of medicine 【答案】1. D 2. C 3. D 【解析】 这是一篇说明文。文章主要说明了交叉腿坐着不利于健康，它可能影响你的血压，造成颈部和背疼痛等。 【
9、1 题详解】 细节理解题。文章的二、三、四段分别提到交叉腿坐会增加你的血压，造成颈部和背部疼痛，造成腿部麻木， 但没有提到会使腿弯曲，故选 D。 【2 题详解】 推理判断题。根据最后一段的 Not only will it help your posture and stability, but it will also save your health in the long run. 可知，从长远来看，双脚着地不仅会帮助保持你的姿势和稳定性，而 且从长远来看它也会拯救你的健康，因此需要很长时间我们才能看出它的效果，故选 C。 【3 题详解】 推理判断题。本文主要讲述的是交叉坐着对健康的危害
10、，再结合四个选项，由此可推断出本文应选自于医学 杂志，故选 D。 B B Microsoft has developed a new smartphone app that interprets eye signals and translates them into letters, allowing people with motor neurone disease to communicate with others from a phone. The GazeSpeak app combines a smartphones camera with artificial intellig
11、ence to recognize eye movements in real time and convert them into letters, words and sentences. For people suffering from ALS（渐冻症）, also known as motor neurone disease, eye movement can be the only way they are able to communicate. “Current eye-tracking input systems for people with ALS or other mo
12、tor impairments are expensive, not strong and healthy under sunlight, and require frequent re-check and lots of - 3 - relatively fixed setups,” said Xiaoyi Zhang, a researcher at Microsoft who developed the technology. “To ease the drawbackswe created GazeSpeak, an eye-gesture communication system t
13、hat runs on a smartphone, and is designed to be low-cost, stable, hand-held and easy to learn.” The app is used by the listener by pointing their smartphone at the speaker. A chart that can be stuck to the back of the smartphone is then used by the speaker to determine which eye movements to make in
14、 order to communicate. The sticker shows four grids of letters, which each correspond to a different eye movement. By looking up, down, left or right, the speaker selects which grids (格) the letters they want belong to. The artificial intelligence computational procedure is then able to predict the
15、word or sentence they are trying to say. Zhangs research, Smartphone-Based Gaze Gesture Communication for People with Motor Disabilities, is set to be presented at the Conference on Human Factors in Computing Systems in May. 4. Who will benefit from the newly-developed App? A. ALS victims. B. people
16、 with eye disabilities. C. smartphone addicts. D. technology researchers. 5. What are not the basic elements used in the App? A. Artificial intelligence. B. A smart phones camera. C. Users eye movements. D. Hand-written letters. 6. What did the researchers do to improve the current eye-tracking input systems? A. To check the eye signals twice to make it fixed. B. To create a stable and convenient eye-gesture communication system. C. To point the smartphone at the speaker. D. T
