题目内容
In our city there is a zoo . There1.many animals. Some animals are very friendly, 2.some are not. Tigers, bears and some snakes are dangerous (危险的), so they 73. 3. stay in cages (笼子). But I don’t think it’s good 4.animals to stay in cages. The animals in cages cannot be 5. . They should be free (自由的).
Tigers usually live in forests（森林） and mountains. They can run very 6. . They catch（捕捉）and 7.small animals like rabbits and deer, but now they live in small rooms. They have nothing to do every 8., and they want to 9. out. When they are tired, they sleep. I feel sorry for 10. .
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