---- Can you take my birthday party tomorrow ?

---- I am so sorry, but I will have too much work ________.

A．to see to to come

B．seeing to come

C．too see to coming

D．doing to come

10KV断路器在合闸状态整体测试各相对地的绝缘电阻值应为（）MΩ。

A、500；

B、800；

C、1000以上。