2022年广东省东莞市大学英语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.Although there is a lot more competition on the employers side at this point, they never lower their standard.A.Y B.N C.NG2.The precondition of the appearance of anthocyanins is there is sugar in the leaf cells.A.Y B.N C.NG3. Studies indicate that obesity is heritable, and the heritability is _.4.According to preparedness experts, if a city has at least 500 hospital beds for every 100,000 residents, it could find _ in an emergency.5.According to the advertisement, every day HRC offers about_.6.You can judge whether youve reached your career turning point after you _.7.DepressionIn bed, you toss and turn, unable to get a good nights sleep. You feel anxious and worried. Theres plenty to do, but the work piles up because you feel listless and tired. You dont even want to do anything fun. Friends tell you to pull yourself together, but you feel helpless and hopeless. You have difficulty concentrating and making decisions. When you look in the mirror, you hate yourself. You are definitely in one of lifes valleysyou are depressed.Everyone gets the blues once in a while. Emotional lows and highs are a normal part of life. The blues become depression when you feel so sleepy and listless that you cant function normally in everyday life.Types of DepressionDepression can range from a mild panic to self-destructive or suicidal behavior. Its important to understand the various types of depression so that you can recognize them.Depression occurs at all ages, although major depressive episodes peak between the ages of 55 and 70 in men and 20 and 45 in women. About half of those who experience an episode of major depression will have another within two years. For some people, episodes of depression are separated by several years, while others suffer groups of episodes over a short time span. Between episodes, such individuals feel well.Major depressive disorder affects approximately 14.8 million American adultsor 6.7 percent of the U.S, population aged 18 years and olderin a given year. Major depressive disorder is more common in women than in men. Although treatment can help more than 80 percent of people with severe depression, most people with depression do not seek treatment.- Reactive depression. This type of depression is a reaction to stressful events-divorce, death of a loved one, a chronic illness, a personal tragedy, or even social isolation, which the elderly frequently experience. The person is unable to recover normally from the feelings associated with the event. Common feelings include self-pity, pessimism, and loss of interest in life. It affects people of all ages.- Seasonal Affective Disorder (SAD). If you live in the northern latitudes and sufferepression during the winter months, you may suffer from seasonal affective disorder caused by a lack of exposure to sunlight. Doctors arent sure exactly what physiological mechanisms arc at work in SAD, but they speculate that depressed feelings and other symptoms may be due to an increase in the release of the hormone meltonin. SAD sufferers feel lethargic and irritable. They may also suffer from chronic headaches, increased appetite, weight gain, and an increased need for sleep. For unknown reasons, SAD is truly a womans depression, in that women make up 70 percent to 80 percent of those affected. Since about half of all SAD sufferers have relatives who also suffer from SAD or other emotional problems, researchers speculate that the problem may be inherited.- Biochemical depression. Doctors arent sure why, but some people develop a biochemically based depression sometime during midlife. Its likely that this type of depression is caused by biochemical problems within the brain. The problem usually responds well to antidepressant medication. You may be more likely to develop this type of chemical depression if other members of your family have also suffered from this problem.- Disease or drug-related depression. Some diseases such as AIDS, stroke, chronic pain, and hypothyroidism(甲状腺功能耐减退) can cause depression. In hypothyroidism, the thyroid gland(甲状腺) malfunctions, leading to too little or no thyroid hormone circulating in the bloodstream. In addition to depression, other symptoms of hypothyroidism include fatigue, weakness, weight gain, impaired memory, and shortness of breath. Fortunately, the depression and other symptoms of hypothyroidism can be effectively treated with adequateA.Y B.N C.NG8.Most forms of economic growth make demands on the environment via _.9.Major pizza makers have to face the problem that their competitive advantages are_.10.Compared with the hybrid corn, the native corn is poor in _.11. At High Tech High, _ are hired to teach comes on biot