A:Excuse me.
B:Yes?
A:Is there a book shop near here?
B:Yes,there is.
A:How can I get to the book shop?
B:Go down this street and turn left at the third crossing,then go down that sheet,you can find it on your left hand.
A:How far does it from here?
B:About 200 meters.
A:How many times does it take?
B:About 5 minutes.
A:I'm very tired,can I catch a bus?
B:Yes,the number 40 bus can take you there.
A:Thank you.
B:You're welcome.