從方框內(nèi)選擇最佳選項，完成對話。
A：Hello, this is Damao here．Is that Mary?
B：Yes．speaking．
A：Mary．The happy weekend is coming．小題1:    
B：Yes．I’m not busy at all．I’ve already finished my homework．
A：小題2:  
B：I've no ideas．What about you?
A：Let me see．We’d better do something interesting and helpful．小題3:  
B：Certainly．Where?
A：In the new museum．
B：Oh, I remember．I heard of it last week．小題4:   
A：By bike．It’s Saturday tomorrow．The traffic must be heavy，I think．
B：I agree.小題5:   
A：At the gate of our school at nine in the morning．
B：OK．See you then．

A. When and where shall we meet?      B. How shall we get there? C. What are you going to do?            D. Are you free tomorrow? E. Would you like to see some old things with us?