—Do you know ______ tomorrow? 　　

—At 8 o'clock. 　　[ ]

A. when did she come

B. when she came

C. when will she come

D. when she will come

（）要求体积稳定性指标要高一些。

A.铺沟料和套泥

B.炮泥和撇渣器捣打料

C.炮泥和套泥