行政复议实行几级复议制（）。 A.一级复议制 B.三级复议制 C.五级复议制 D.二

John Maginn, an investment researcher, who is a CFA charter holder, takes a trip for which his firm will pay all the expenses. Upon his return he alters some of the numbers on restaurant receipts to inflate the expenses by $ 52. Is this a violation relating to Professional Misconduct（）

A. No, because the expense inflated is under $100.

B. No, if such behavior is not significant.

C. Yes, because it is a crime of moral turpitude.

接触网作业车辆实行以检查保养为基础，（）和计划性修理相结合的检修制度。

在压力支持模式下，患者不能控制（）。

A.呼吸频率

B.潮气量

C.吸气时间

D.呼吸方式

E.吸气压力

Little Kate went to school _______ it rained heavily yesterday.[ ]

A. though

B. if

C. but

D. since

简述室内花卉装饰的基本要素。