电缆直接埋地的深度应不小于（）m。
A.0.4
B.0.6
C.0.8
D.1.0
参考答案：B
—He is eager to try something he has never tried before.
—Oh, I see. That’s _______ he’s different from others.
A．when
B．where
C．how
D．what
药品标签、使用说明书的保管、领用的要求是什么？
