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1、I became interesting in playing football thanks to a small accident. One afternoon where I was in primary school, I was walking by the school playground. Suddenly football fell just in front of me but almost hit me. I stopped the ball and kicked it hardly back to the playground.,interested,when,a,an
2、d,hard,To everyones surprising, the ball went into the net. All the football player on the playground cheered loudly, say that I had a talent for football. From now on, I started to play my football with classmates after school. I am a good player now.,surprise,players,saying,then,去掉my,The polar bea
3、r is found in the Arctic Circle and some big land masses as far south as Newfoundland. While they are rare north of 88,there is evidence 61 they range all the way across the Arctic, and as far south as James Bay in Canada. It is difficult to figure out a global population of polar bears as much of t
4、he range has been 62 (poor) studied; however, biologists calculate that there are about 20,000-25,000 polar bears worldwide.,that,poorly,Modern methods 63 tracking polar bear populations have been employed only since the mid-1980s,and are expensive 64 (perform) consistently over a large area. In rec
5、ent years some Inuit people in Nunavut 65 (report) increases in bear sightings around human settlements, leading to a 66 (believe) that populations are increasing.,of/for,to perform,have reported,belief,Scientists have responded by 67 (note) that hungry bears may be congregating(聚集) around human set
6、tlements, leading to the illusion(错觉) that populations are 68 (high) than they actually are. Of 69 nineteen recognized polar bear subpopulations, three are declining, six 70 (be) stable, one is increasing, and nine lack enough data.,noting,higher,the,are,Every year about 40,000 people attempt to cli
7、mb Kilimanjaro, the highest mountain in Africa. They 41 with them lots of waste. The 42 might damage the beauty of the place. The glaciers（冰川）are disappearing, changing the 43 of Kilimanjaro. 41. A. keep B. mix C. connect D. bring 42. A. stories B. buildings C. crowds D. reporters 43. A. positionB.
8、age C. face D. name,D,C,C,Hearing these stories, Im 44 about the place other destinations are described as “purer” natural experiences. However, I soon 45 that much has changed since the days of disturbing reports of 46 among tons of rubbish. 44. A. silentB. skeptical C. serious D. crazy 45. A. disc
9、overB. argueC. decide D. advocate 46. A.equipment B.grass C.camps D.stones,B,A,C,I find a 47 mountain, with toilets at camps and along the paths. The environmental challenges are 48 but the efforts made by the Tanzania National Park Authority seem to be 49 . 47. A. remote B. quiet C. all D. clean 48
10、. A. newB. special C. significant D. necessary 49. A. paying off B. spreading out C. blowing up D. fading away,D,C,A,The best of a Kilimanjaro 50 , in my opinion, isnt reaching the top. Mountains are 51 as spiritual places by many cultures. This 52 is especially evident on Kilimanjaro as 53 go throu
11、gh five ecosystems（生态系统）in the space of a few kilometers. 50. A. atmosphere B. experience C. experiment D. sight 51. A. studied B. observed C. explored D. regarded 52. A. viewB. quality C. reasonD. purpose 53. A.scientists B.climbersC.localsD.officials,B,D,A,B,At the base is a rainforest. It ends ab
12、ruptly at 3, 000 meters, 54 lands of low growing plants. Further up, the weather 55 low clouds envelope the mountainsides, which are covered with thick grass. I 56 twelve shades of green from where I stand. 54. A. holding on to B. going back to C. living up to D. giving way to 55. A. changes B. clea
13、rs C. improves D. permits 56. A. match B. imagine C. count D. add,D,A,C,Above 4, 000 meters is the highland 57 : gravel（砾石）, stones and rocks. 58 you climb into an arctic-like zone with 59 snow and the glaciers that may soon disappear. Does Kilimanjaro 60 its reputation as a crowded mountain with li
14、nes of tourists ruining the atmosphere of peace？I found the opposite to be true. 57. A. village B. desert C. roadD. lake 58. A. Obviously B. Easily C. Consequently D. Finally 59. A. permanent B. littleC. fresh D. artificial 60. A. enjoy B. deserve C. save D. acquire,B,D,A,B,We all grew up hearing pe
15、ople tell us to “go out and get some fresh air.” _36_ According to recent studies，the answer is a big YES，if the air quality in your camping area is good. A. Fresh air cleans our lungs. B. So what are you waiting for? C. Being in nature refreshes us. D. Another side benefit of getting fresh air is s
16、unlight. E. But is fresh air really as good for you as your mother always said? F. Just as importantly, we tend to associate air with health care. G. All across the country, recovery centers have begun building Healing Gardens.,_37_ If the air youre breathing is clean-which it would be if youre away from the smog of cities-then the air is filled with life-giving，energizing oxygen. If you exercise out of doors，your body will learn to breathe more deeply，allowing even more oxygen to get to your muscles(肌肉)and your brain.,