教学活动就是教师教的活动。( )
参考答案：错
—Could you buy us _____ drinks?
—Sorry, I don't have _____ money. [ ]
A. any; any
B. any; some
C. some; some
D. some; any
为实现加工过程中所需各种运动，机床必须具备（），运动源和传动装置.
