What does the woman want to know
A. Whether the man has got some cold medicine.
B. How effective is the hot line service.
C. Whether the man has got suitable clothes.
D. How long the man has been in this city.
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在下列叙述中，最能反映计算机主要功能的是
A. 计算机可以代替人的脑力劳动
B. 计算机可以存储大量信息
C. 计算机是一种信息处理机
D. 计算机可以实现高速度的运算
在局域网中，若采用10BASE-T标准，其中数字10表示的含义是
A. 传输速率10b/s
B. 传输速率10kb/s
C. 传输距离10km
D. 传输速率10Mb/s
石结构周的砌筑砂浆分为( )级别
A. 10个
B. 8个
C. 7个
D. 5个
The handle of the nanobrush is ______.
A. thicker than a human hair
B. thirty billionths of a meter across
C. a few millionths long
D. relatively smaller than the brush
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