When I was young ,I often s() money by walking to school_英语解答

When I was young ,I often s() money by walking to school

人气：461 ℃　时间：2019-12-20 05:27:03

解答

saved
我年轻的时候,为了省钱经常步行去学校.by可以翻译成为了？为了是根据语境加的，by是表示方式。