1、任务型阅读（共10小题；每小题1分，满分10分）请认真阅读下列短文，并根据所读内容在文章后表格中的空格里填入1个最恰当的单词。注意：每个空格只填1个单词。Naturally regulate your sleep-wake cycle Melatonin(褪黑激素) is a naturally occurring hormone(激素) that helps regulate your sleep-wake cycle. Melatonin production is controlled by light exposure. Your brain should produce more i
2、n the evening, when its dark, to make you sleepy, and less during the day when its light and you want to stay awake. However, many aspects of modern life can disturb your bodys natural production of melatonin and your sleep-wake cycle. Spending long days in an office away from natural light, for exa
3、mple, can impact your daytime wakefulness and make your brain sleepy. Then bright lights at nightespecially from hours spent in front of the TV or computer screencan hold back your bodys production of melatonin and make it harder to sleep, However, there are ways for you to naturally regulate your s
4、leep-wake cycle, improve your bodys production of melatonin, and keep your brain on ahealthy schedule. Increase light exposure during the day Remove your sunglasses in the morning and let light onto your face. Spend more time outside during daylight. Try to take your work breaks outside in sun light
5、, exercise outside, or walk your dog during the day instead of at night. Let as much light into your home/workspace as possible. Keep curtains and blinds open during the day, move your desk closer to the window. If necessary, use a light treatment box. A light treatment box can create sunshine and c
6、an be especially useful during short winter days when theres limited daylight. Improve melatonin production at nightTurn off your television and computer. Many people use the television to fall asleep or relax at the end of the day. Not only does the light hold back melatonin production, but televis
7、ion can actually excite the mind, rather than relaxing it. Try listening to music or audio books, or practicing relaxation exercises. If your favorite TV show is on late at night, record it for viewing earlier in the day. Dont read from a backlit device at night (such as an iPad). If you use a porta
8、ble electronic device to read, use an eReader that is not backlit, i. e. one that requires an additional light source such as a bedside lamp.Change your light bulbs. Avoid bright lights before bed, use low-wattage bulbs instead. When its time to sleep, make sure the room is dark. The darker it is, t
9、he better youll sleep. Cover electrical displays, use heavy curtains or shades to block light from windows, or try an eye mask to cover your eyes. Use a flashlight to go to the bathroom at night. As long as its safe to do so, keep the light to a minimum so it will be easier to go back to sleep. Titl
10、e : Naturally regulate your sleep-wake cyclePassage outlineSupporting detailsDeciding factor Melatonin, a hormone that (71)_ naturally, helps regulate your sleep-wake cycle. (72) _ melatonin in the evening makes you sleepy, while less melatonin during the day makes you (73) _. Disturbing(74) _ Long
11、days in an office away from (75) _ light Long hours in front of the TV or computer screen (76) _ toincreasing lightexposure (77) _ off your sunglasses in the morning Spend more time outside during daylight Keep curtains open and sit close to the window Use a light treatment box especially in (78) _M
12、ethods ofimprovingmelatoninproduction Listen to music (79) _ of watching TV (80)_ reading from a backlit device Use low-wattage bulbs Use heavy curtains to make the room dark Use a flashlight to go to the bathroom 任务型阅读71. occurs72. More73. awake74. aspects75. natural76. Approaches/Solutions77. Take
13、78. winter79. instead80. Avoid第四部分 任务型阅读（共10小题；每小题1分，满分10分）请认真阅读下列短文，并根据所读内容在文章后表格中的空格里填入最恰当的单词。注意：每空格1个单词。Possession of Private Guns in the United StatesChristmas is approaching. But shooting massacres (残杀) cast a tragic shadow over the holiday season in the US. On December 5, a gunman killed eight
14、 people, before taking his own life, at a shopping mall in Omaha, Nebraska. On December 9, five people, including the gunman, died in two attacks in Colorado. While people are busy trying to discover the killers motives (动机), another issue is causing heated debate in the country - the weapon the kil
15、lers used. The US is one of just a few developed Western countries that allow private possession of guns. Any adult can buy army style weapons from a handgun to an AK-47. “The right to own arms is a part of the Constitution (宪法). Many Americans believe it to be a fundamental freedom,” said Jonathan
16、Haagen, who worked for Teens. When the United States was still a group of colonies, they dealt with a lot of corruption (腐败) from the British. Therefore, American people considered it a great danger for the government to have control of all the weapons. Private gun ownership was important in their f
17、ight for freedom. However, with more and more killings in schools and shopping malls, lots of Americans argue that they should do away with the right to bear arms. But the National Rifle Association (NRA) said this position violates (违反) the Constitution. The NRA is fond of saying it is not guns but
18、 people who kill. In some cases, this is true. But in many other cases, owning guns is what causes the murder. According to the US Department of Justice, more than 10,000 crimes a year are committed with guns.Possession of Private Guns in the United StatesOriginal beliefPresent situationIt was (71)_
19、 for the government alone to control all the weapons. It was important for people to own private guns to (72)_for freedom. The US is one of the few Western countries where any (73)_ has the freedom to possess private weapons. As a result, more than 10,000 crimes are committed with guns (74)_. Three
20、attacks alone in Nebraska and Colorado in December, for example, claimed altogether (75)_ peoples lives.People have different (76)_ towards owning private guns. Those in (77)_ of owning guns believe that it is the freedom given by the Constitution. Besides, the key factor in killing is (78)_ instead
21、 of guns. (79)_, those against owing private guns argue that the right to own guns should be removed, because a(n) (80)_ number of killings occur in schools and shopping malls. 71. dangerous72. fight73. adult/grown-up74. annually/yearly75. 1476. attitudes77. favo(u)r78. people79. However80. increasing/growing 版权所有：高考资源网()
