口语运用:根据对话内容，选择恰当的句子完成对话，其中有两项多余。
A: Excuse me.  
B: Go down this street, turn left and walk on until you get to the end.     It’s between the post office and the school.
A:   
B: It’s about six kilometers from here.   
A: Which bus do I need to take?
B: First, you need to take Bus No. 21, then you should change to the No. 42 bus at HongShan stop.   
A: Thanks a lot.
B: You are welcome!

A. How far is it from here? B. How long will it take? C. It will take you there. D. Would you tell me the way to the Xinhua Book Store? E. You should take a bus. F. You can see the store. G. You can ask the policeman.