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| Suppose (假定) every person on Earth ate only one kind of food. And maybe one year that food couldn't 1 . If that happened, man would soon 2 . Luckily, man doesn't 3 that problem. But another animal may. The animal is the giant (巨大的) panda, one of the world's most-loved animals. Dr Thomas Soderstrom, a scientist, has 4 for the first time that the bamboo (竹子) the giant pandas eat is dying. As a result, many of the pandas are also dying of being 5 . Scientists estimate (估计) that so far more than 140 giant pandas have died. This number may be 6 one-quarter of the world's giant panda population. Between 400 and 1000 giant pandas are 7 to live in mountains. Giant pandas were once more 8 all over many parts of Asia (亚洲). Now they are only in small parts of China. Can the wild pandas be 9 ? The scientists want to find out more about the animals' food. They want to see whether the pandas are able to 10 their food while the bamboo is dying. Chinese scientists are trying to raise (饲养) more pandas in zoos. The first baby panda was born in the Beijing Zoo in the fall of 1978. |
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