Ⅰ. 话题：电脑与网络
从方框中选择最佳选项完成对话，有两项多余。
A. How could it be made in your home?
B. It doesn’t work.
C. When did you get it?
D. I know nothing about computer.
E. I haven’t checked my e-mails today.
F. How long did it take you to make it?
G. My father wants to buy a new one for me.
