OG review-18以前没讨论过的问题

cherryacer

18. Computers are becoming faster, more powerful, and more reliable, and so too are modems, they are the devices to allow two or more computers to share information over regular telephone lines.

正确答案选B，so too are modems, the devices that allow

问题：这里的the devices that allow two...做什么成分啊？

cherryacer

都没有人回答吗？

[此贴子已经被作者于2007-4-1 15:53:50编辑过]

Zeldaw

我觉得是同位语，修饰modems