I wonder if your wife will go to the ball. If your wife _____,so _____mine. [ ]

A. does;will      

B. will;does        

C. will;would        

D. does;do

单开道岔标准定位时，两接触线相交于道岔导曲线内外轨间距为（）处上方。

（A）375mm

（B）745mm

（C）600mm

（D）690mm