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1、2022年河南省郑州市大学英语6级大学英语六级模拟考试(含答案)学校:_ 班级:_ 姓名:_ 考号:_一、2.Reading Comprehension (Skimming and Scanning)(20题)1.Evidence shows that the use of astronomic knowledge of astronomy greatly affected the life of the Mayas.A.Y B.N C.NG2.The Science of AnxietyAll animals, especially the small kind, appear to fee
2、l anxiety. Humans have felt it since the days they shared the planet with saber-toothed tigers. But we live in a particularly anxious age. A recent study found that eight months after the September 11 event, nearly two-thirds of Americans think about the terror attacks at least several times a week.
3、 And it doesnt take much for all the old fears to come rushing back. What was surprising about the recent drumbeat of terror warnings was how quickly it triggered the anxiety so many of us thought we had put behind us.This is one of the mysteries of anxiety. While it is a normal response to physical
4、 danger and can be a useful tool for focusing the mind when theres a deadline looming-anxiety becomes a problem when it persists too long beyond the immediate threat. Sometimes theres an obvious cause. Other times, we dont know why we cant stop worrying.Anxiety disorderwhich is what health experts c
5、all any anxiety that persists to the point that it interferes with ones lifeis the most common mental illness in the US which in its various forms, afflicts 19 million Americans.In recent years, researchers have made significant progress in nailing down the underlying science of anxiety. In just the
6、 past decade, they have come to appreciate that whatever the factors that trigger anxiety, it grows out of a response that is rooted in our brains. They have learned, among other things:-There is a genetic component to anxiety; some people seem to be born worriers.-Brain scans can reveal differences
7、 in the way patients who suffer from anxiety disorders respond to danger signals.-Due to a shortcut in our brains information-processing system, we can respond to threats before we become aware of them.-The root of an anxiety disorder may not be the threat that triggers it but a breakdown in the mec
8、hanism that keeps the anxiety response from careering out of control.Before we dig into the latest research, lets define a few terms. Though we all have our own intuitive sense of what the words stress and fear mean, scientists use these words in very specific ways. For them, stress is an external s
9、timulus that signals danger, often by causing pain. Fear is the short-term response such stresses produce in men, women or lab rats. Anxiety has a lot of the same symptoms as fear, but its a feeling that lingers long after the stress has lifted and the threat has passed.In general, science has a har
10、d time pinning down emotions because they are by nature so slippery and subjective. Most people are as clueless about why they have certain feelings. But fear is the one aspect of anxiety thats easy to recognize. Humans break out in a cold sweat. Heartbeats race, and blood pressure rises. That gives
11、 scientists something they can control and measure.Indeed, a lot of what researchers have learned about the biology of anxiety comes from scaring rats and then cutting them open. The researchers destroy small portions of the rats brains to see what effect that has on their reactions. By painstakingl
12、y matching the damaged areas with changes in behavior, scientists have, bit by bit, created a road map of fear as it travels through the rats brain.The journey begins when a rat feels the stress, in this case an electric shock. The rats senses immediately send a message to the central portion of its
13、 brain, where the stimulus activates two neural pathways. One of these pathways is a relatively long, circuitous route(迂回径路) through the cortex(脑皮层), where the brain does its most elaborate and accurate processing of information. The other route is a kind of emergency shortcut that quickly reaches a
14、 cluster of cells called the amygdale(扁桃体).Whats special about the amygdala is that it can quicA.Y B.N C.NG3.According to Annie Stevens, many newly recruited managers fail in a new job because they cannot get along with their coworkers.A.Y B.N C.NG4.If a city has earned the CDCs green status, it mea
15、ns that its local health teams can _ on their own.5.Before the ambulance arrives, the patient suffering from chest pain is advised to _.6.Different from large organic farms, small organic farms were mainly, engaged in _ .7.Compared with cloning human and bringing them up as an army, it would be much
16、 cheaper to_.8. From the quiz researchers find that most people are quite confident about their feelings in the_.9.Receding gums is often the result of hard tooth brushing.A.Y B.N C.NG10.In leading WHO, Chan will need to manage three main sets of issues: _.11.We have a request of a large vehicle which ca
