A： Excuse me. Could you tell me 1.______ 2.______ to the City Zoo? I want to go there with my son.
B： Certainly. Just go along the street and you will see the Clock Tower. The zoo is behind it.
A： Is it far from here?
B： No, it isn’t.
A： I want to go there on foot. How 3.______ will it take?
B： It will take you about half an hour. But it is a hot day. You can take a bus.
A： You are right. 4.______ bus can we take?
B： You can take the No.8 bus.
A： Thank you very much.
B： You are 5.______.