Long long ago, a famous city was covered by a thick forest, but now there is no forest left. Many animals were living in the city. The 16 began to die out. Farmers grew rice and 17 pigs and chickens there. They cut down trees and burnt them. They needed 18 to keep themselves warm in winter and cook their food. Elephants 19 disappeared because there was not enough food for them. 20 did wolves and tigers. Monkeys and other animals soon died out in the same way.
You might think that there are no longer any animals in the city 21 in the zoos. But there are still over 30 different kinds of animals 22 there. One of the animals is the barking deer. They are beautiful little animals 23 rich brown fur and a white spot under the tail. They look like deer but they are smaller. They make a noise like a dog 24 .Now there are not many barking deer left. So it is important 25 people to protect wild animals. Do you think so? 16. A. people B. plants C. vegetables D. things 17. A. grew B. made C. got D. fed 18. A. sunlight B. air C. water D. fire 19. A. quick B. quickly C. fast D. fastly 20. A. So B. Such C. None D. Nor 21. A. besides B. except C. and D. or 22. A. causing B. sailing C. chasing D. living 23. A. have B. without C. with D. get 24. A. barking B. crying C. shouting D. talking 25. A. to B. for C. like D. of