What is the purpose for the use of the "cliff-hanger" ending in a soap opera?
A. To make it easier to for viewers to concentrate
B. To make the story develop more slowly
C. To provide viewers with a chance to criticize the story
D. To guarantee that views will continue to watch the next episode to see what's next
查看答案
What do viewers often do in between episodes?
A. They talk and make guesses about the plot.
B. They make comparisons with their own lives.
C. Both A and B
D. Neither A nor B
初次启动Centos时一般需要添加一个用户账号,此类用户属于( )类型的用户
A. 超级用户
B. 系统用户
C. 普通用户
D. 管理员用户
Linux的标准图案是( )
A. 羊
B. 骆驼
C. 角马
D. 企鹅
Linux不属于( )软件
A. 自由
B. 共享
C. 免费
D. 开源