超星 - 作业9(unit 7 Text A)

单选题

One of the greatest achievements of the later 20th century was a huge increase in life expectancy.

A. 一个最大的成就20世纪晚期是巨大的增长在寿命上。
B. 20世纪后期最伟大的成就之一就是人均寿命的大幅增长。

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单选题

Some of the reasons for this were the development of antibiotics, having a supply of clean water, having a better system for removing dirty water and the improvement in living standards.

A. 一些原因为了这个是抗生素的发展，干净水的供应，一个好的系统为了移除脏水和生活水平的提高。
B. 部分原因是抗生素的研发、净水供应以及更好的污水处理系统。同时生活水平也提高了。

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单选题

1Time-poverty syndromeThis health hazard is caused by trying to do too much in too little time. Many people feel that they are never in control of their lives. This can cause stress, depression and finally burnout.

A. 1 时间缺乏综合症这一健康危害是由于时间太少而事情太多造成的。许多人感到自己永远无法掌控生活，继而引发精神压力过重，萎靡不振，最终劳累过度。
B. 1 时间贫穷综合症这一健康危害是由于时间太少而事情太多造成的。许多人感到自己永远无法掌控生活，继而引发精神压力过重，萎靡不振，最终劳累过度。

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单选题

2 MultitaskingThe second health hazard is connected to the first one. Lots of people go out to work, look after their children, manage a home, do leisure activities and socialise. They have to do a lot of these things at the same time. They never find the time to stop for breath. This is called “multitasking” and it can be a danger to your health.

A. 2 多重任务处理第二大健康危害与上面讲的第一种危害紧密相关。许多人既要外出上班，又要照顾孩子，还得管家、休闲、社交。他们要在同一时间做很多此类事请。忙得几乎连喘息的时间都没有。这种现象被称之为“多重任务处理”，它可能对你的健康有害。
B. 2 多任务第二大健康危害与第一种危害紧密相关。许多人既要外出上班，又要照顾孩子，还得管家、休闲、社交，忙得几乎连喘息的时间都没有。这种现象被称之为“多重任务处理”，它可能对你的健康有害。

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单选题

3. 21st-century syndromeIf you are tired, irritable and often have stomachaches or headaches, you might have a 21st century stress disorder called adrenal fatigue. Adrenal fatigue means you can’t cope with stress. The adrenals that produce the hormone that helps us to deal with short periods of stress are not working properly.

A. 3 21世纪综合症如果你疲倦乏力、烦躁易怒而且经常胃痛或头痛，你很有可能患上了21世纪典型的应激障碍，又称“肾上腺疲劳症”。肾上腺疲劳症意味着你无法应对压力，因为分泌荷尔蒙以帮助我们应对短期压力的肾上腺失调了。
B. 3 21世纪综合症如果你累了、易怒且经常胃痛或头痛，你很有可能有21世纪的压力失调，又称“肾上腺疲劳”。肾上腺疲劳意味着你无法应对压力，因为肾上腺分泌荷尔蒙以帮助我们应对短期压力的肾上腺失调了。

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单选题

4.Screen-based addictionDoctors warn that watching television for more than two hours per day when you are young can lead to learning difficulties and a loss of concentration. This kind of entertainment can also make people fat. They eat “TV snacks” and do not do enough physical exercise.

A. 4 电视瘾医生警告幼小时每天看电视2小时以上会造成学习障碍和注意力不集中之类的问题。这种娱乐还会使人发胖，因为他们边看电视边吃零食，身体缺乏运动。
B. 4 电视瘾医生警告看电视2小时以上在你小的时候会造成学习障碍和注意力损失。这种娱乐同时还会使人发胖，因为他们吃电视零食，不做身体运动。

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单选题

5.Gaming addictionComputer games can be so addictive that some people do almost nothing else. The danger here is that these people no longer take part in everyday life but escape into a dream world.

A. 5.游戏瘾电脑游戏会令人痴迷上瘾，别事不做。它的危害在于游戏迷们会置身于日常生活之外，退隐于虚幻世界之中。
B. 5.游戏瘾电脑游戏让人如此痴迷上瘾害得他们什么事都不做。这里的危害是这些人不会日常生活，但是逃避于梦的世界之中。

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单选题

6. Electromagnetic sensitivity (EMS)More and more people are being affected by the “electrosmog” that is all around us today. They may get muscle aches, headaches, heart problems and stomachaches, especially when people live or work close to mobile phone masts, for example. There is not enough scientific evidence to prove that the eloctrosmog is a danger to our health, but there is also not enough research into the effects of so many electrical appliances on people.

A. 6.电磁敏感越来越多的人被电磁影响，它包围着我们。我们可能会肌肉酸痛、头痛、心脏痛以及胃痛。尤其是当人们生活或工作在移动电讯塔附近，例如。没有科学证据表明电磁污染对我们健康有害，但是对于身边诸多电器对人体造成的影响也缺乏充分研究。
B. 6.电磁敏感当今我们身处电磁污染之中，越来越多的人深受其害。其症状包括肌肉酸痛、头痛、心脏问题以及胃痛。比如说，如果生活或工作在移动电讯塔附近，症状会尤其严重。目前没有科学证据表明电磁污染对我们健康有害，但是对于身边诸多电器对人体造成的影响几何也缺乏充分研究。

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