問題詳情：
Save the Wild Tiger
When people think of tigers, they think: strong and dangerous.
But now, the big animal is calling for our help.
There were once eight kinds of 46 in the world, but three died out during the 20th century. In the last 70 years, the 47 of Siberian tigers (東北虎) has gone from as many as 300 to 48 22 somewhere. The Siberian tiger has been 49 dying out completely. If the government doesn't make any efforts, it'squite 50 that there will be no more Siberian tigers in China in ten to twenty years.
In order to double the number of wild tigers in the 51 ten years, the World Wildlife Fund (世界自然基金會) has started a program recently. It 52 save wild tigers and put an end to tiger hunting and killing. China, together with twelve other 53 , has joined in.
Wild animals, such as red deer and wild pigs, are the main 54 of the tigers. The hunting of these animals is the greatest threat (威脅) to tigers. So the most important thing is 55 the animals that tigers eat. To protect the wild tigers, we need to call on more people to stop eating and hunting wild animals.
46. A. pigs B. tigers C. deer
47. A. name B. kind C. number
48. A. less than B. more than C. bigger than
49. A. in need of B. in danger of C. in front of
50. A. possible B. impossible C. necessary
51. A. last B. next C. past
52. A. aims to B. used to C. refuses to
53. A. cities B. provinces C. countries
54. A. friends B. food C. members
55. A. to sell B. to kill C. to save
【回答】
46 -50 BCABA 51 -55 BACBC
知識點：科普環保類
題型：完型填空
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