Walk on( )you get to the library.You can see the bus stop in frout of it.A.behind B.in front of

问题描述:

Walk on( )you get to the library.You can see the bus stop in frout of it.A.behind B.in front of
Walk on( )you get to the library.You can see the bus stop in frout of it.
A.behind B.in front of C.next to D.until

D,until 直到的意思,ps:那个题目里也是infront吧