题型:判断题 完形填空:阅读下面短文。选出最佳选项。 Save the Wild Tiger When people think of tigers, they think: strong and dangerous. But now, the big animal is calling for our help. There were once eight kinds of 1 in the world, but three died out during the 20th century. In the last 70 years, the 2 of Siberian tigers (东北虎) has gone from as many as 300 to 3 22 somewhere. The Siberian tiger has been 4 dying out completely. If the government doesn't make any efforts, it's quite 5 that there will be no more Siberian tigers in China in ten to twenty years. In order to double the number of wild tigers in the 6 ten years, the World WildlifeFund (世界自然基金会) has started a program recently. It 7 save wild tigers and put anend to tiger hunting and killing. China, together with twelve other 8 , has joined in. Wild animals, such as red deer and wild pigs, are the main 9 of the tigers. Thehunting of these animals is the greatest threat (威胁) to tigers. So the most important thing is 10 the animals that tigers eat. To protect the wild tigers, we need to call on more people to stop eating and hunting wild animals.( ) 1. A. pigs ( ) 2. A. name ( ) 3. A. less than ( ) 4. A. in need of ( ) 5. A. possible ( ) 6. A. last ( ) 7. A. aims to ( ) 8. A. cities ( ) 9. A. friends ( ) 10. A. to sell B. tigers B. kind B. more than B. in danger ofB. impossible B. next B. used to B. provinces B. food B. to kill C. deer C. number C. bigger than C. in front of C. necessary C. past C. refuses to C. countries C. members C. to save 查看答案
题型:判断题 以存储程序原理为基础的冯诺依曼结构的计算机,一般都由五大功能部件组成,它们是A.运算器、控制器、存储器、输入设备和输出设备B.运算器、累加器、寄存器、外部设备和主机C.加法器、控制器、总线、寄存器和外部设备D.运算器、存储器、控制器、总线和外部设备 查看答案