在计算遥测估计合格率时，对于220kV线路有功、无功的量测基准值是（）。

A.200MVA

B.300MVA

C.305MVA

D.400MVA

用合适的句子补全对话。  

A:   1   !

B: Hello! John We'll have nine days off.   2   ?

A: I've no idea.    3   ?

B: I hope to visit Beijing, China.    4   ?

A: Yes, I'd love to. There are so many wonderful places of interest there, like the Palace Museum, the

Great Wall, the Summer Palace and so on. That's my dream city.

B: OK. What do you think is the best way to go there?

A: I prefer traveling by plane.

B:   5   . Let's take a plane. I hope we have a great time together.

A: We will.

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