Hoàn thành câu: The roads/ Viet Nam/ too/ narrow/ easily/

1.The roads/ Viet Nam/ too/ narrow/ easily/.
2.How far/ it/ your house/ the bookstore/?
3.It/ twenty/ kilometers/ from/ Pham Van Dong Street/ Noi Bai/ Airport/.
4.It/ very/ important/ obey/ traffic rules/ when/ you/ road user/.