北京市西城区2020届高三英语上学期期末考试试题本试卷共10页， 共120分。 考试时长100 分钟。 考生务必将答案答在答题卡上， 在试卷上作答无效。第一部分：知识运用(共两节，45分)第一节 语法填空(共10小题；每小题1.5分，共15分)阅读下列短文， 根据短文内容填空。 在未给提示词的空白处仅填写 1个适当的单词， 在给出提示词的空白处用括号内所给词的正确形式填空。AMost of us claim we dont have time for exercise. However, many experts say that exercise plays an important role in making our body healthy. Being 1 ( physical) active offers manyadvantages. As a physical reward, exercise can reduce weight and the risk of heart disease. Exercise also 2 ( bring) good effects mentally. It can make us feel refreshed and happy, helping us increase our life quality. Actually, exercise can be done in simple 3 ( way). Forexample, we can take the stairs rather than the lift. Overall, its hard to find time to exercise in our busy lives, but every little bit helps.BIts a popular belief that fish cant remember anything 4 longer than seven seconds. It may seem sad to think that they dont remember what theyve eaten or where theyve been. But a recent study 5 ( find) that a kind of fish called African cichlids can remember events from aslong as 12 days ago. Researchers trained the fish to go to a certain area of their tank 6 ( get)food. They then waited for 12 days before 7 ( put) them back in the tank again. With thehelp of computer software, they found the fish still went to the same place where they first got food.CIn April 2017 , two giant pandas from China arrived at a zoo in the Netherlands. There, they 8( welcome) to the Chinese-style compound where they were to live. On May 30, after thepreparations were complete, the day finally came 9 the pandas met their fans for the first time. People were excited because 10 zoo is the only place in the country where it is possible to see pandas. In fact, the last time there were pandas in the Netherlands was in 1987.第二节 完形填空（共20小题；每小题1.5分，共30分）阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项， 并在答题卡上将该项涂黑。Pam Bales， an experienced hiker， stepped onto snow-covered Jewell Trail. The hike up the lower part of Jewell was 11. But less than an hour later， the weather was showing its teeth. Bales began to think about calling it a day. Then she noticed something: a single set of 12 in the snow ahead of her. Shed been 13 unclear tracks all day and hadnt given them much 14， because so many people climb Jewell Trail. But these， as a volunteer of the Valley Search and Rescue Team， she 15， had been made by a pair of sneakers， which was surely not for this kind of trail. Strong wind screamed， and 16 was just hours away. If Bales continued to follow the tracks， shed add 17 to the journey. But the tracks ahead meant someone might be in 18 . She could not let this go. She silently scolded the absent hiker for 19 normal safety rules and struggled to walk carefully in the direction of the 20 .After about 20 to 30 yards， she rounded a corner and saw a man sitting motionless. He wore tennis sneakers and a light jacket. She checked him for any sign of 21 . There was none. Bales had been trained in search and rescue and knew that he was hypothermic （ 体温过低的 ） and would 22 soon if he didnt get out of there. The man said he had lost his way and was extremely 23 . Bales brought a pair of soft-shell pants， a winter hat， and a jacket from her pack. She helped the man 24 the warm， dry layers onto his body and offered him some hot cocoa. 25 he stood. She offered continuous encouragement“ Keep going! Youre doing great. Just before 6 p. m.， they arrived at the trailhead very 26 . Her climb up to the spot where she 27 the man had taken about four hours. Two hours had passed since then.A week later， the president of Bales rescue group received a letter in the mail. It read： “ On Sunday October! 17， 1 went up my trail， Jewell. 28 was to be bad. But without thinking too much I was dressed to go quickly. Next thing I knew this lady was talking to me， changing my clothes， making me warmer. She just kept 29 me. Finally， I learned her name was Pam. The entire time she treated me with compassion （同情心），confidence， and one hundred percent commitment.In the nine years since she saved John， Bales has become something of a hiking legend （ 传 奇人物）. Its a（ n） 30 she never sought or wanted， but one she certainly has earned.11. A. longB. boringC. pleasantD. unforgettable12. A. clothesB. toolsC. glovesD. footprints13. A. recordingB. followingC. coveringD. leaving14. A. responseB. expectationC. thoughtD. hope15. A. realizedB. suggestedC. admittedD. remembered16. A. successB. darknessC. freedomD. disaster17. A. informationB. interestC. riskD. pain18. A. troubleB. controlC. doubtD. touch19. A. knowingB. makingC. judgingD. breaking20. A. windB. tracksC. soundD. hikers21. A. powerB. lifeC. injuryD. loss22. A. recoverB. escapeC. wakeD. die23. A.