My brother used to go to work on foot对on foot进行划线部分提问How_your brother_go to work?

问题描述:

My brother used to go to work on foot对on foot进行划线部分提问How_your brother_go to work?

How【used】 your brother【to】go to work?
这是use的特殊用法.
这个一般疑问句也可以写成:How did your brother use to go to work?
句子意思是:你的兄弟通常是怎么去上班的.
不明白欢迎来追问!
多谢了!