提高平均指示压力pi的主要方法是（）。 A.提高进气压力 B.增大喷油量 C.增大过

根据对话内容，从方框中所给的七个选项中选出五个句子补全对话，使对话完整、通顺。并将所选标号填写在答题卡相应的位置上。
A：Hello, this is Damao here．Is that Mary?
B：Yes．speaking．
A：Mary．The happy weekend is coming．小题1:   
B：Yes．I’m not busy at all．I’ve already finished my homework．
A：小题2: 
B：I've no ideas．What about you?
A：Let me see．We’d better do something interesting and helpful．小题3:  
B：Certainly．Where?
A：In the new museum．
B：Oh, I remember．I heard of it last week．小题4:   
A：By bike．It’s Saturday tomorrow．The traffic must be heavy，I think．
B：I agree.小题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.We’d better stay at home. F.I will help my parents do much housework. G.Would you like to see some old things with us?