It's about forty minutes' drive from the train station to Billy's home.(改为同义句)
问题描述：
It's about forty minutes' drive from the train station to Billy's home.(改为同义句)
It's about forty—— —— ——from the train station to Billy's home..
答
It's about forty(minutes to drive ) from the train station to Billy's home.
注：it's +一段时间+to do sth 固定用法‘ 做……多少时间.
加油!不明白再问!