She often practices English ___ chatting with her American friend.A:in B:by C:for D:with

问题描述:

She often practices English ___ chatting with her American friend.A:in B:by C:for D:with

by

B. by
practices English by chatting 用聊天方法练习英语
by 是这个短语的固定介词

B:by
by+doing sth,是通过.方式(来达到某种目的)