“How long does it take to get home?”里面it指代什么?How long does it take to get home?里面的it是指代人还是指代一种交通工具?为什么课本里面还出现了“How long it takes to get to his grandparents' home?里面的do怎么没有了?可不可以写成How long is it from school to my home?请分开回答,
问题描述：
“How long does it take to get home?”里面it指代什么?
How long does it take to get home?里面的it是指代人还是指代一种交通工具?
为什么课本里面还出现了“How long it takes to get to his grandparents' home?里面的do怎么没有了?
可不可以写成How long is it from school to my home?
请分开回答,
答