There are many ways learn a language.I think using it is the way.

问题描述:

There are many ways learn a language.I think using it is the way.
A.to; best...
B of ; good
C to:good
D of best 选A的原因

A way后接to do sth 表示做某事的方法!因为前面提到了many ,给了范围,所以用*