综合布线系统由6个子系统组成，其中将用户的终端设备连接到布线系统的子系统称为 (55
题型：单项选择题
问题：
综合布线系统由6个子系统组成，其中将用户的终端设备连接到布线系统的子系统称为 (55) ；用于连接各层配线室，并连接主配线室的子系统为 (56) 。设计建筑群子系统时应考虑的是 (57) 。
A．工作区子系统
B．水平子系统
C．垂直子系统
D．管理子系统
题型：单项选择题
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| Who is your favorite writer? Look! Here is a photo 1 Han Han. He is a young writer in 2 . Many students like his books, because some of them are about 3 life. Han Han is 4 Shanghai. He's twenty-eight years old. He can 5 Chinese and English. Han Han likes running, 6 football and computer games. He often 7 on his blog(博客). Students can read his articles(文章)on 8 . Han Han has a yellow dog. It likes to 9 with him. Do you know what Han Han's favorite 10 is? It's the watermelon. | ||||
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