韶山3型4000系电力机车垂向液压减振器设在（）。

A、每台转向架的第一、三轴箱上

B、第二轴箱上

C、第三轴箱上员

D、第三轴箱上

—Do you know _____ to our city?

—Yes. He came on February 13th, 2010.[ ]

A. when did the chairman come

B. when came the chairman

C. when the chairman came