–Do you know what he _______ the day before yesterday?

-Yes. He ________.

A．does; plays soccer

B．did; goes to a movie

C．did; went to the beach

D．do; went shopping

工艺规程是反映比较合理的工艺过程的技术文件。一般包括，和；（）等。

A.工件加工工艺路线及所经过的车间和工段

B.工序的内容、切削用量、工时定额

C.所采用的机床和工艺装备

D.工件的检验项目和工人级别