单项选择题

Questions 23 to 25 are based on the conversation you have just heard.

A．High bandwidth Internet connections.
B．Cable.
C．Related technologies.
D．Electronic devices.

<上一题目录下一题>

热门试题

填空题

if the drug proves effective in human trials, it could enhance the effectiveness of existing AIDS drugs in ______.

填空题

interview

Questions 23 to 25 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。