X线最短波长是（）
A.
B.1.5λmin
C.2.5λmin
D.0.08～0.6
E.3.5λmin
参考答案：A
To their disappointment, nobody ______ was found under the ruins.
A．living
B．live
C．lively
D．alive
半握拳，手食指本节后，桡侧凹陷处的穴位是（）
A.二间
B.三间
C.前谷
D.后溪
E.腕骨
