1.How far is it from your house to your school?
2.It is not very far to go to the station railway.
3.We must always obey the traffic rules for our safety.
III.
1.Now , there are more cars on the road.
2. Linh used to walk to school some years ago but now she cycles there.
3. There used to be many green trees in fornt of my house but now it is a big car park.
IV.
1.B.distance
2.B.pay
3.C.conductor
4.A.from
5.B.platform