题目内容

要配置家庭网中的计算机，需要启动（）向导。

A. 新硬件安装向导
B. 网络安装向导
C. 局域网配置向导
D. Internet连接向导

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（）不是目前流行的Internet接入方式。

ADSL
B. 小区宽带
C. 新浪网
D. 有线能

要查看曾经浏览过的网页，可通过（）

A. 收藏夹
B. 地址栏
C. 历史记录
D. “前进”和“后退”按钮

请仔细听下面一段文字，根据听到的内容补全空格中缺失的单词。I'm Wang Hong, a tour guide at Discovering China.I've been working as a tour guide for more than 10 years. My father was __20_, too.I learned a lot from him.I _21_ being a tour guide. I've _22_ to many places in China and abroad in the past 10 years. Every day is a challenge for me, working with different people, but it is _23_ and rewarding. I love working with people from different places. China has rich tourism resources and I am still _24___ to explore its wonderful natural scenery.

天体高度是_____在天体垂直圈所夹的一段弧长。

A. 测者真地平圈和春分点
B. 格林午圈和天体中心
C. 天体方位海区测者天顶
D. 测者真地平圈和天体中心
E. 1