Viết lại câu sao cho nghĩa không đổi

1.the distance from my house to school about 5 km
-> It
2.my mother drivers carefully
->my mother is a
3.roads users should obey the traffic rules strickly
->traffic
4It's possible for you go to sa pa by motorbike?
->can you
5A train leavs for Lai Cai at 5 o'clock every morning
->there is