制取管样过程中，车床（）使用冷却剂。
A.不准
B.必须
C.无所谓
参考答案：A
— Have you seen the film The War Horse?
— Of course, I have. It was in my hometown ______ it was made. [ ]
A. where
B. when
C. that
D. which
肱骨中段骨折易损伤
A．正中神经
B．腋神经
C．尺神经
D．肌皮神经
E．桡神经
