题目内容：

I't foolish to have a taxi( ) you can easily walk to the station
I't foolish to have a taxi( ) you can easily walk to the station
A when B if
为什么是A不是B if做如果的意思不是也可以同么

优质解答

when的意思是"当...的时候",和"如果"不太一样.
而且IF有"你不会去做"或"不太可能发生"的意思.