A:Excuse me,Where am I on this map?
B:We are here,bus station,we are in the heart of the city.
A:Oh!I think I’m lost.Can I go from here to the railway station?
B:Head straight up the street about two blocks then turn left.
A:Excuse me.I’m afraid I got lost.Can you show me the way to the station?
B:I’m walking that way.Let me lead you the way.
A:Excuse me.I wonder if you could help me.I’m looking for the Museum.
B:Boy,you are lost.It’s across town.
A:Oh!What bad luck!How can I get to the Museum?
B:You can take a No.24 bus here and then transfer to a No.53 bus to get there.