填空。 A thousand years age Hong Kong was covered by a thick forest. As more and more people came to __ 1 __ in Hong Kong, these trees were cut down and burnt. Now there is __ 2 __ forest left, though there are still some small areas covered in trees. We call these woods. Elephants, tigers and many __ 3 __ animals were living in the thick forest. When people came to live in Hong Kong, the __ 4 __ began to die out. Early farmers grew rice and __ 5 __ pigs and chickens in the valleys. They cut down the trees and burnt them. They needed __ 6 __ to keep themselves warm in winter, to cook their food and to keep away the dangerous animals. Elephants quickly disappeared because there was not enough food for them. __ 7 __ did most of the wolves and tigers. Monkeys and many other animals soon __ 8 __ in the same way. You might think that there are no longer any animals in Hong Kong __ 9 __ in the zoos. But there are still about 36 different animals __ 10 __ there. One of the most interesting of Hong Kong's animals is the barking deer. These are beautiful little animals __ 11 __ a rich brown coat and a white patch (补丁) under the tail. They look like deer but they are much sma ller. They are less than two feel __ 12 __. They make a noise rather like a dog __ 13 __. In Hong Kong the barking deer has only a real enemy (敌人) — __ 14 __. People hunt these little animals though it is illegal (违法的). There are now not many barking  deer left. So it is important __ 15 ___ people to protect wild animals. (     )1．A．work (     )2．A．many (     )3．A．other (     )4．A．people (     )5．A．grew (     )6．A．fire (     )7．A．So (     )8．A．lived (     )9．A．besides (     )10. A．live (     )11. A．have (     )12. A．high (     )13. A．shouting (     )14. A．tigers (     )15. A．to B．study B．a few B．others B．animals B．made B．hotness B．Such B．died B．except B．to live B．without B．higher B．crying B．men B．for C．live C．no C．the other C．plants C．got C．heat C．As C．came C．and C．lived C．with C．short C．barking C．wolves C．like D．enjoy D．not D．another D．things D．kept D．stoves (炉子) D．Nor D．left D．or D．living D．get D．shorter D．talking D．elephants D．of