would't you like to give back to our country ( )some ways,用( in 或 by,on,at)
问题描述：
would't you like to give back to our country ( )some ways,用( in 或 by,on,at)
选（in by,on,at）中哪一个
答
用by
考查way的各个词组的意思：
in some ways 在某种程度上
by some ways 通过某些方法
on the way 在路上