题目

某同学从因特网上下载一个150MB的文件，下载时间为1分钟，则下载该文件时的网络平均速率为（） A . 5Mbps B . 20Mbps C . 10Mbps D . 2.5Mbps 答案：B 完型填空 　　A thousand years ago 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 plants began to die out．Early farmers grew rice and 　　4　　 pigs and chickens in the valleys．They cut down the trees and burnt them．They needed 　　5　　 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．So did most of the wolves and tigers．Monkeys and many other animals soon 　　6　　 in the same way． 　　You might think that there are no longer any animals in Hong Kong except in the zoos．But there are still about 36 different animals 　　7　　 there．One of the most interesting of Hong Kong's animals is the barking deer．These are beautiful little animals with a rich brown coat and a white patch(补钉)under the tail．They look like deer but they are much smaller．They are less than two feet high．They make a noise rather like a dog 　　8　　．In Hong Kong the barking deer has only a real enemy(敌人)——　　9　　．People hunt these little animals though it is illegal(违法的)．There are now not many barking deer left．So it is important 　　10　　 people to protect wild animals． (1) [　　] A． work B． study C． live D． enjoy (2) [　　] A． many B． a few C． no D． not (3) [　　] A． other B． others C． the other D． another (4) [　　] A． grew B． made C． got D． kept (5) [　　] A． fire B． hotness C． heat D． stoves(炉子) (6) [　　] A． lived B． died C． came D． left (7) [　　] A． live B． to live C． lived D． living (8) [　　] A． shouting B． crying C． barking D． talking (9) [　　] A． tigers B． men C． wolves D． elephants (10) [　　] A． to B． for C． like D． Of