It was crazy of you to take a taxi when you would come by bus as _英语解答

It was crazy of you to take a taxi when you would come by bus as well 句中when 为什么不可以是 if

人气：257 ℃　时间：2019-11-07 19:14:47

解答

when 在此句为“在何种情况下”,所以不可以用if.
再如：
when would such a rule be justifiable?.
在什么情况下,这样的规定无可非议?.