陕西省西安市20xx-20xx学年高一英语上学期期中试题word版内容摘要:
need of visitors because _____. A. their transport management needs improving B. they spend too much on their service systems C. their service systems frequently go out of order D. they need help from environmental anizations 30. The main problem of Yosemite National Park is its _____. A. rundown water pipes B. overcrowdedness C. lack of money D. narrow roads 第 二节(共 5小题;每小题 2分,满分 10分) 根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。 选项中有两项为多余选项。 Easy Ways to Keep Your Brain Sharp Everyone is fetful, but as we age, we start to feel like our brains are slowing down a bit— and that can be a very annoying thing. 31 Read on for some techniques worth trying. 1. 32 People who regularly made plans and looked forward to uping events had a 50 percent reduced chance of Alzheimer39。 s disease (早老性痴呆症 ), according to a recent study. 33____ Something as simple as setting a goal to have a weekly coffee date with a friend will do. There39。 s evidence(证据 ) that people who have a purpose in life or who are working on long or shortterm goals appear to do better. In other words, keep your brain looking forward. 2. Go for a walk.[ Mildly raised glucose (葡萄糖 ) levels can harm the area of the brain that helps you form memories and physical activity can help get blood glucose down to normal levels. In fact, exercise produces chemicals that are good for your brain. 34 3. Learn something new. Take a Spanish class online, join a drawing club, or learn to play cards. A study found that mental stimulation (刺激 ) limits the weakening effects of aging on memory and the mind. But the best thing for your brain is when you learn something new and are physically active at the same time. 35 or go dancing with your friends. A. Focus on the future. B. This can be especially harmful to the aged. C. It should be something like learning gardening. D. So take a few minutes each day to do some reading. E. But don39。 t worry if your schedule isn39。 t filled with lifechanging events. F. Luckily, research shows there is a lot you can do to avoid those moments. G. In other words, when you take care of your body, you take care of your brain. 第三部分: 英语知识运用 第 一 节: 完形填空 ( 共 20 小题 ; 每小题 1 分, 满分 20 分 ) 阅读下面短文,掌握其大意,然后从 21~ 40各题所给的四个选项( A、 B、 C和 D)中,选出最佳选项。 In a land far away, once upon a time there was great poverty (贫困) , and only the rich could manage without great __36__ . Three of those rich men and their servants were __37__ together on a road when they came to a very __38__ village. The first could not stand seeing the poverty, __39__ he took all the gold and jewels from his wagons (四轮载重马车 ) and shared __40__ out among the villagers. He wished them all the best of luck, and he left. The second rich man ,seeing the __41__ situation, stopped for a short time and gave __42__ all his food and drink, since he __43__ see that money would be of little __44__ to them. He made sure that they each __45__ their fair share and would have enough food to __46__ for some time. Then, he left. The third rich man, on seeing such poverty, __47__ and went straight through the __48__ without stopping. The two other rich men saw this from a distance and mented(评论 ) with each other __49__ the third rich man lacked sympathy. It was __50__ that they themselves had been there to offer help. However, three days later, they __51__ the third rich man, who was ing in the opposite direction. He was __52__ travelling quickly, but his wagons, __53__ the gold and valuables they had been __54__, were now full of farming tools and bags of __55__. He was rushing back to help them out of poverty. 36. A. loss B. expectations C. success D. problems 37. A. standing B. travelling C. gathering D. running 38. A. faraway B. poor C. different D. ancient 39. A. unless B. because C. so D. if 40. A. them B. anything C. nothing D. those 41. A. curious B. worrying C. dangerous D. puzzling 42. A. the villagers B. his servants C. the others D. the rest 43. A. could B. might C. should D. must 44. A. interest B. concern C. use D. attraction 45. A. returned B. gained C. offered D. received 46. A. remain B. last C. supply D. share 47. A. turned back B. set out C. showed off D. speeded 48. A. village B. land C. field D. road 49. A. whether B. how C. where D. when 50. A. good B. certain C. true D. strange 51. A. weled B. met C. accepted D. persuaded 52. A. still B. already C. always D. indeed 53. A. except B. instead of C. apart from D. along with 54. A. loading B. treasuring C. carrying D. earning 55. A. food B. jewels C. money D. seeds 第二节 英语知识运用(共 10小题;每小题 1分,满分 10分) 阅读下面材料,在空白处填入适当的内容( 1个单词)或括号内单词的正确形式。 Thanksgiving Day was near. The first grade teacher gave her class a fun assignment to draw a picture of something for __。陕西省西安市20xx-20xx学年高一英语上学期期中试题word版
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的细胞体或树突。 兴奋通过突触时有一个时间延搁,当刺激 a处时, b处要比 c处先产生电位变化,因为兴奋传递至 c处时,还要经过一个突触。 由此可见,刺激 a处 ,b、 c处会相继发生兴奋或抑制 (b处比 c处先产生电位变化 );刺激 b处 ,c处会发生兴奋或抑制,而 a处无反应;刺激 c处, a处没有反应, b处有反应。 A正确。 【备注】本题考查神经传导和传递相关知识
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)(1( ,则 m , n . . 13. 如果一个直角三角形的两条边 长分别是 6 和 8,那么这个三角形的周长是 14. 25 的平方根是 , 16 的算术平方根是。 15. 如右图所示:是由一个正方形和两个长方形组成的一个长方形,根据图形,写出一个关于分解因式的等式 : . 69 m , 23 n ,则 nm23 = . ,张老师说:“你们每个人在心里想好一个不是零的数