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1、Unit 3 A healthy life 阅读理解A(2018合肥市调研性检测)The effects of coffee consumption on health have long been a subject of conflict and uncertainty. Since the 1980s, some have spoken out against coffee as its harmful to health, while others have welcomed coffee for its supposed benefits to health.According to
2、 a scientific report, mild coffee consumption, three to five cups per day, can be taken as a healthy dietary pattern, along with other healthful behavior. The report also says that coffee consumption helps reduce the risk of heart disease and it protects against Parkinsons disease.According to Dr. D
3、onald Hensrud of Mayo Clinic, high consumption of coffee has health risks. Dr. Hensrud mentions the dangers of high coffee consumption for people with a certain illness that slows the breakdown of caffeine in the body. Some studies said that drinking two or more cups of coffee daily can actually inc
4、rease the risk of heart disease in these people.According to conclusions from a recent study led by Dr. Gregory Marcus, a doctor from the University of California, San Francisco, daily moderate consumption of caffeine, less than 4 cups, is not associated with these issues.Until the scientific commun
5、ity reaches a general agreement on the effects of coffee consumption on human health, it will be up to the individual to decide whether the benefits of drinking coffee are greater than the risks.When informed of these possible health benefits and harm of drinking coffee, Harwood, a high school stude
6、nt stated, “Even though there might be some negative effects of drinking coffee, for the most part, coffee drinking sounds good for health. Not to mention I need coffee to stay awake.”【解题导语】本文是一篇说明文。主要介绍了人们对咖啡是否有益于身体健康的几种不同观点。1What is the peoples attitude towards the effects of coffee on health acco
7、rding to Paragraph 1?ADisapproving.BTolerant.CDoubtful. DMixed.D解析：细节理解题。根据第一段可知，长期以来，饮用咖啡是否对健康有影响一直是有争议的、不确定的。一些人认为咖啡有害于健康，一些人则认为其有益于健康。D项意为“混合的，混杂的”，符合题意，故D项正确。2What does the underlined word “moderate” in Paragraph 4 probably mean?APersonal. BSlight.CReasonable. DHeavy.C解析：词义猜测题。根据该句中的“less than 4
8、 cups”可知，饮用的咖啡不超过4杯；据此可以判断，该句是说，每天摄入适量的咖啡因对身体无害。据此可知，画线词意为“适度的”，故C项正确。3What can we infer about Harwood?AHell keep on drinking coffee.BHe loves his high school life.CHe often falls asleep in class.DHe has some health problems.A解析：推理判断题。根据文章最后两句“Even though there might be some negative effects of drin
9、king coffee, for the most part, coffee drinking sounds good for health. Not to mention I need coffee to stay awake.”可知，Harwood认为，尽管喝咖啡可能会带来一些负面影响，但大多数情况下，喝咖啡对健康有好处；更不用说，他需要咖啡来保持清醒。据此可以推断，他将继续喝咖啡，故A项正确。4What would be the best title for the text?AWhy People Love Coffee?BHow Coffee Affects Health?CThe
10、Culture of Coffee DrinkingDThe New Findings of Heart DiseaseB解析：标题归纳题。通读全文内容可知，文章主要介绍了人们对咖啡是否有益于身体健康的不同说法。有人认为适量饮用咖啡有益身体健康，有人却认为过量饮用咖啡会增加心脏病的发病率。据此可知，B项最适合作为本文的标题。B(2018辽宁五校联考)In the dead of winter，we dont typically think about spending time outdoors，but according to many physicians we should.The su
11、n is our greatest source of a vitamin that is essential for good healthVitaminDThis important vitamin strengthens bones and teeth and is linked to the prevention of heart disease，cancer and many other lifethreatening diseases.The recommended daily requirement is 400600 International Units (IU). In s
12、ummer, people with dark brown eyes and darker skin turn sunlight from just 15 minutes outside without sunscreen into adequate amounts of Vitamin DEven during winter, just a 10minute walk at midday can keep the bodys Vitamin D at healthy levels.During brief winter walks，we receive the greatest benefi
13、ts when we wear no sunscreen and expose as much skin to the sun as possible.Vitamin D can be also obtained from foods.Salmon is one of the best sources of the Vitamin.Egg yolks(蛋黄)，cheese，mushrooms and some animal organs contain smaller quantities of it.To attract consumers，food companies add Vitami
14、n D to some of their milk products.The practice of putting the Vitamin into milk began in the 1930s.At that time，many children were suffering from rickets，an illness that is caused by a deficiency(缺乏)of VitaminDIt made the childrens bones soft and weak.Adding Vitamin D to milk helped to solve the pr
15、oblem, and it has been available ever since.For people who still need more Vitamin D, there is another option；Take Vitamin D supplements(补充物)These products are widely sold in stores.However，anyone considering taking supplements should consult a physician first.【解题导语】本文是一篇科普文，主要介绍了维生素D的一些情况。5During t
16、he winter months，people_ Aarent able to meet their deadlinesBoften dont dress warmly enoughCgenerally like to remain indoorsDleave lots of work for others to do C解析：细节理解题。根据第一段中的“In the dead of winter，we dont typically think about spending time outdoors，but according to many physicians we should.”可知，在冬天人们愿意待在室内。6Accor
