上海高三英语2019各区一模完形填空汇编含答案Word下载.docx

1、 41 you are years from being fully grown, society regularlyexpects you to adult. Yes, you are 42 in many ways; many of you drive and do so quite safely, and you handle schedules that would 43 many adults. But you probably cannot process caffeine（ 咖啡 因 ）as constantly as your parents can because of yo

2、ur still-growing bodies and brains.I understand it feels grown-up to be drinking a cup of Starbucks.But all of this caffeinemay worsen your anxiety, affect tonights sleep and tomorrows school performance, 44 nutrient absorption and even cause real trouble when mixed with alcohol. The following four

3、aspects may well 45 the theme of this article.The power of caffeineCaffeine is widely considered a drug that is socially acceptable, universally used, even cool, but it still causes 46 symptoms such as headaches, fatigue and a lack of attention when removed from coffee-addicts diets.How much is heal

4、thy?Caffeine is by no means a nutrient; you do not need it to be healthy. 47 , it is a substance that can leave you lacking nutrients because it has been shown to reduce calcium（ 钙 ）. Caffeine probablecauses the body to release water. And the more caffeinated drinks you consume, the less likely you

5、are to drink water. So experts say that adolescents should consume 48 amount of caffeine a day （ 100mg）.Caffeines 49 .According to the Centers for Disease Control and Prevention, about 65 percent of middle and higher schoolers are 50 to insufficient sleep on school nights. Some of their sleep proble

6、ms can be mainly attributed to （ 归 因 于 ） caffeine, which can remain in the body for seven hours after_51, thus causing teens worse performance the next day. It is widely assumed that adequate sleep_52proper growth and brain development. During childhood and adolescence, the brain goes throughaperiod

7、calledsynapticpruning（突触 修 剪 ）when unnecessary connections are promoted.Caffeine labellingCaffeine is not listed on the Nutrition Facts column on food labels because it is not a 53. It may be listed as an ingredient, but the amount is not required. Caffeine is now added to foods such as gum, candy a

8、nd water, along with makeup and beauty products that 54 to reduce swelling （肿块）Taste preferences and eating habits are often cultivated in childhood and adolescence, so teens, when you consume sweet, caffeinated drinks every time you feel sluggish（ 无 精 打 采 的 , you are creating a pattern that may be

9、hard to break as an adult. It is advisable to come up with other 55 ways to boost energy so that you can masteradulting better than many adults.41A. potentially B. necessarily C. developmentally D. materially 42A. mature B. experiencedC. productiveD. disciplined 43A. delightB. frustrateC. liberateD.

10、 exclude44A. promote B. assistC. intensifyD. discourage 45A. call forB. account forC. turn toD. appeal to 46A. withdrawal B. addictionC. nutritionD. infection 47A. ThereforeB. InsteadC. MoreoverD. Otherwise 48A. initialB. sufficientC. moderateD. stable49A. reputations B. confirmations C. implication

11、s D. disadvantages 50A. subjectedB. alertedC. reducedD. opposed 51A. stimulation B. concentration C. excitement D. consumption 52A. results from B. contributes to C. benefits from D. attends to 53A. therapyB. materialC. nutrientD. substitute 54A. failB. appearC. promiseD. happen 55A. instructiveB. c

12、omprehensiveC. extensive D. alternative答 案 CABDB ; ABCDA; DBCCD静安区Section ADirections：For each blank in the following passages there are four words or phrases marked A, B, C, and D. Fill in each blank with the word or phrase that best fits the context.Youve been painting for a few years, and maybe y

13、ou have evensold a painting or two. Are you ready to 41 amateur artist?the title of anDistinguishing green hand from professional artists is 42 task. It is not just a matter of your ability to create nice paintings. It s not only about painting techniques. And for most cases, it doesnt happen 43 . V

14、ery few artists become overnight success without years of struggle and suffering.To turn professional, people find it critical to develop a personal style. What makes your paintings 44 among other paintings out there? Are your paintings standing out unmistakably directed to you as the creator? A per

15、sonal style comes along with technique, painting medium, and subject and it tends to develop gradually over time. You 45 itthroughunconsciousandconstantexploringandself-shaping. Style does not mean that you are painting the same subject or using the same painting medium. Salvador Dali used to usemany artistic media,