— When will the expert come and give the lecture on economic development?  

— Not until our program ____ by the authorities.[ ]

A. approves

B. is to approve

C. has been approved

D. will be approved

下列不属于技术包括的内容的是（）。

A.作为活动方式

B.作为人的意志转移

C.作为人的意志的实现

D.作为知识