OG11-18新问题

kitebird

18. Computer are becoming faster, more powerful, and more reliable, and so too are modems, they are the

devices to allow two or more compuuters to share information over regular telephone lines.

答案是将划线后半部分改为 the devices that allow

想问：the devices that allow作什么成分？整句句子结构能否帮我分析一下？

nicholas_du

本来应该so are modems too,考虑到modems和the devices是同位语，就把too提前了