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1、外刊精读精练糟糕的睡眠会影响你的心理健康导读：我们每个人每天都需要足够的睡眠来保持和恢复体力。睡眠不足所带来的负面影响有哪些？一项研究发现缺觉不仅会影响我们的身体健康而且还会给我们的心理健康造成危害。本次讨论不良睡眠对人的影响。一、语篇泛读How much sleep do you need? Do you find that if you dont get enoughshut-eyeandwake upfeelingdopey, you spend the rest of the day in a bad mood? I certainly need my eight hours a ni
2、ght and thats important according to research, because bad sleep isnt good for our health.We all need a good nights rest torecharge our batteries,but according to the Sleep Council in the UK, the average Briton gets six-and-a-half hours sleep a night, which for most people is not enough. Its temptin
3、g to cut back on the sleep we get, after all there are plenty of other more fun or useful things to be doing. Sometimes the pressure of work or a long commute means that ourhead hits the pillowmuch later than it should. But lots of studies have shown thatcutting backon sleep, deliberately or otherwi
4、se, can have a serious impact on our bodies.Studies have proved thatsleep deprivationhas a negative effect on our bodies but it can also have an effect on ourmental health. A BBC programme called Trust Me, Im a Doctor ran an experiment with the University of Oxford and was surprised to discover how
5、quickly the mood of the people they were testing changed when their sleep was restricted to four hours a night for just three nights. Doctoral student, Sarah Reeve, who ran the experiment, said: There were increases inanxiety, depression and stress, also increases inparanoiaand feelings of mistrust
6、about other people.This and other research into the mental health of students, has found that thelack of sleepincreases ournegative emotions. I know that when Im sleep deprived, it is harder to feel positive about things or eventhink straight! Daniel Freeman, professor of clinical psychology at Oxfo
7、rd University, agrees thatinsomniais bad for our brain. He says: We have more negative thoughts when were sleep-deprived and we get stuck in them.Bad sleep doesnt automatically mean youll get mental health issues but other studies have shown that depriving people of enough sleep for only a few night
8、s in a row can be enough to put healthy adults into apre-diabetic state. So with all this evidence maybe we should concentrate on sleeping well. This means going to bed at a sensible time and creating the right environment in the bedroom to relax and sleep in. Theres also the modern distraction of u
9、sing smartphones and tablets at bedtime, tempting us to stay awake. The blue light emitted by electronic devices makes us feel lesssleepy. And using themstimulatesour brain when it should bewinding down. What helps you get a good nights sleep?二、词汇表shut-eye闭眼，睡眠wake up醒来dopey嗜睡的，迷迷糊糊的recharge our bat
10、teries恢复我们的体力head hits the pillow头挨枕头，睡觉cut back减少sleep deprivation 睡眠不足mental health 心理健康anxiety 焦虑（症）paranoia多疑，妄想症lack of sleep缺觉negative emotions 负面情绪think straight清楚地思考，思路清晰insomnia失眠（症）pre-diabetic state糖尿病前期状态sleepy困的，瞌睡的stimulate刺激wind down平静下来，放松三、测试与练习阅读课文并回答问题。1. True or false?Six and a h
11、alf hours is not enough sleep for most people in the UK.2. How many hours sleep did students have in the experiment carried out by the University of Oxford?3. According to research, what happens to our mood when we have less sleep?4. Which word used in the article means an effect or an influence?5.
12、What is it about using smartphones and tablets at bedtime that stops us getting to sleep?请在不参考课文的情况下完成下列练习。选择一个意思合适的单词填入句子的空格处。1. She started feeling _ and was convinced her boss was going to fire her.dopey paranoid insomnia stimulating2. He suffers from depression, but he cant discuss his _ with hi
13、s employer.mentally health mentality mental health shut-eye3. After working all night, I was unable to _ at the meeting the next morning.cut back stimulate think straight recharge my batteries4. Sean suffers from _ because he drinks too much coffee before bedtime.insomnia a cold shut-eye dopey5. A g
14、lass of wine really helps me _ after a busy day at work.wind up winding stimulate wind down【参考答案】阅读课文并回答问题。1. True or false?Six and a half hours is not enough sleep for most people in the UK.True. According to the UKs Sleep Council, the average Briton gets six-and-a-half hours sleep a night, which f
15、or most people is not enough.2. How many hours sleep did students have in the experiment carried out by the University of Oxford?Their sleep was restricted to four hours a night for just three nights.3. According to research, what happens to our mood when we have less sleep?Lack of sleep increases o
16、ur negative emotions and we have more negative thoughts.4. Which word used in the article means an effect or an influence?Impact.5. What is it about using smartphones and tablets at bedtime that stops us getting to sleep?They emit blue light and using them stimulates our brain.请在不参考课文的情况下完成下列练习。选择一个
17、意思合适的单词填入句子的空格处。1. She started feelingparanoidand was convinced her boss was going to fire her.2. He suffers from depression, but he cant discuss hismental healthwith his employer.3. After working all night, I was unable tothink straightat the meeting the next morning.4. Sean suffers frominsomniabec
18、ause he drinks too much coffee before bedtime.5. A glass of wine really helps mewind downafter a busy day at work.我们离半机械人时代又近了一步导读：多年来，科幻小说一直在不断地为我们描绘各种体能超强的半机械人类生活在未来的场景。随着生物科技的迅速发展，半机械人类的时代离我们又近了一步。最新的一项生物科技突破是否证明集成技术的发展前景无限光明？本集外刊精读带你走进生物科技。一、语篇泛读Vocabulary: biotechnology 词汇: 生物技术I am a massive s
19、cience fictiongeek. Ever since I was young, Ive been captivated by tales ofinterstellaradventure, aliens, robots, andcutting-edgetechnology. I always loved the concept ofcyborgs. Thats a human-robothybrid. They are ordinary humans who have beenenhancedin some way by technology; more intelligence, fa
20、ster speed or better resilience to disease and damage. Great ideas, but I never thought Id see them in my lifetime.Well, I stand corrected.Integratedbiology and technology is already here and people have wasted no time utilising it tore-engineertheir bodies. Take, for example, Neil Harbisson, who ha
21、s anantenna protrudingfrom his head that allows him to hear colour, or Moon Ribas, who has animplantthat allows her to senseseismicactivity. Now, neither are abilities that I particularlycovet, but its a start.And it doesnt end there. As technology increases so too will our ability to enhance oursel
22、ves through it. One of the latest developments is thegraphenetattoo. Not an actual tattoo at all, but more like apatch, the graphene tattoo could revolutionise biomedical monitoring.It looks much like atransparentplaster, but with a gold colouredcircuitboardcontained within it. This circuit is the g
23、raphene. Graphene is a form ofcarbon, but its 200 times stronger than steel andconductselectricity better than gold, which is thecomponenttypically used in electronics.The human body is basically an electrical machine. When in contact with the skin, the graphene in the plaster is able to read and co
24、nduct the electricity allowing it to easily be used as a medical monitor for heart-rate and pulse, among other things. And even more, graphene tattoos can be used asbioelectroniccontrollers, as demonstrated by one engineer who attached them to his eyelids in order to direct which way a drone flew, j
25、ust by looking with his eyes!I know that biotechnology is a long way from allowing humans to be able to lift a car or run half-way around the world in a single day, like I wanted to be able to do when I was a child. But, its improving all the time and once the price of graphene falls, who knows what
26、 else well be able to do? Ill see you in the future!二、词汇表geek 呆子，极客interstellar 星际的cutting-edge 前沿的cyborg 半机械人hybrid 混合体enhanced 强化的，增强的integrated 合成一体的re-engineer 重建，重新组合antenna 触角protrude 伸出implant 植入seismic 地震的，造成严重破坏的covet 渴望，贪求 graphene 石墨烯patch 贴布，贴片transparent 透明的circuit board 电路版carbon 碳cond
27、uct 传导（电）component 零部件，组成部分bioelectronic 生物电子的三、测试与练习阅读课文并回答问题。1. According to the article, what is a cyborg?2. Which enhancements do the two cyborgs mentioned in the article have?3. Why is graphene such a useful material?4. Apart from biomedical applications, what other use can graphene have?5. Tru
28、e or false:The human body is exactly the same as a battery.请在不参考课文的情况下完成下列练习。选择一个意思合适的单词填入句子的空格处。1. Ask John anything you want about music in the 1960s. When it comes to that stuff, hes such a _.cyborg geek hybrid integrated2. Dont have any electronics in the bathroom. Water_ electricity and you cou
29、ld get hurt.re-engineers implats transparent conducts3. I love their latest album. Theyre always at the_ of what anyone is doing in the music industry.cutting-edge implant patch biotechnology4. One day technology will advance so far that_ travel will be a daily occurrence. Well be able to go to othe
30、r solar systems!cutting-edge cyborg integrated interstellar5. This species of tomato is actually a_ of the American and European varieties.cyborg hybrid seismic patch【参考答案】阅读课文并回答问题。1. According to the article, what is a cyborg?A cyborg is a human-robot hybrid. They are ordinary humans who have been
31、 enhanced in some way by technology.2. Which enhancements do the two cyborgs mentioned in the article have?One has an antenna protruding from his head which allows him to hear colours. The other has an implant that allows her to sense seismic activity.3. Why is graphene such a useful material?Its 20
32、0 times stronger than steel and conducts electricity better than gold.4. Apart from biomedical applications, what other use can graphene have?Apart from biomedical applications, graphene tattoos can also be used as controllers for electronics.5. True or false:The human body is exactly the same as a
33、battery.False. The human body is basically an electrical machine.请在不参考课文的情况下完成下列练习。选择一个意思合适的单词填入句子的空格处。1. Ask John anything you want about music in the 1960s. When it comes to that stuff, hes such ageek.2. Dont have any electronics in the bathroom. Waterconductselectricity and you could get hurt.3.
34、I love their latest album. Theyre always at thecutting-edgeof what anyone is doing in the music industry4. One day technology will advance so far thatinterstellartravel will be a daily occurrence. Well be able to go to other solar systems!5. This species of tomato is actually ahybridof the American and European varieties.学科网（北京）股份有限公司