差异性紫绀(DifferentialCyanosis)

When _________ for a certain job, you have to go through all the newspapers to look for information.

A．inspecting

B．earning

C．hunting

D．responding

在组织中，每个功能部门都是一个权力结点，组织内部的命令通过各功能结点发布、传递和执行，同时每个功能部门又都有相应责任，这体现了（）原则。

A.权力层次性

B.职责与权力一致

C.分工与合作

D.责任不可下推

关于牙钳使用，下列正确的是

A．钳喙应尽量向根方夹持

B．夹持不可太紧，否则易断根

C．多个牙拔除时尽量选用万能牙钳

D．手掌握持时应尽量靠近牙钳关节

E．使用牙钳只能唇(颊)舌(腭)向摇动．否则易断根

Bill asked ________. [ ]

A. where did Jack go just now

B. where does Jack go just now

C. where Jack went just now

To everybody's surprise, the fashionable young lady ___________ to be a thief.

A．found out         B．proved out           C, put out             D．turned out