吴先生，37岁，诊断为病毒性肝炎，其使用的书信等物品宜采用的消毒方法是() A.喷雾

2010年世博会在中国上海举办。期间，许多科技产品也会像1939年纽约世博会上首次亮相的电视机一样，迅速在世界范围内普及。

 （1）看电视时，人们可以通过遥控器发出的_______（填“红外线”或“紫外线”）的_______ （填“速度”或“频率”）来调控电视机的频道。有时遥控器对着平行于电视机屏幕的墙面同样可以对电视进行遥控，这说明墙面能________电磁波。电磁波在真空中的传播速度是_______m／s。

（2）彩色电视机画面上丰富多彩的颜色是由红、 _______、蓝三种颜色的光混合而成的，电视机屏幕上容易“沾”上灰尘，是因为屏幕上带有__________ 。将磁体在普通电视机屏幕表面晃动时，屏幕上的图像_________（填“不会受影响”或“会发生畸变”）。

（3）电视机工作时，电能主要转化为声能、 _______能和_______能。某台电视机工作2min，铭牌上标有3000r／kW·h的电能表的表盘转过了15r，电视机功率是________ W。

一般而言，CMC越（），缔合数越（），MAC就越（）。

当地基土质软弱且很不均匀，十字形基础不能满足承载或变形要求时，则宜采用()基础。

A.独立 

B.条形 

C.筏形 

D.箱形

以下各运算中不属于算术运算的是( )。

A．大于

B．加

C．乘

D．除

Michael Bellow, CFA, CAIA, is an investment banker who is involved with an initial public offering (IPO) of NewCo. Because this is Bellow’s first involvement in an IPO, he reports to an experienced supervisor. While reviewing past financial statements provided by NewCo, Bellow suspects that NewCo deliberately overstated its earnings for the past several quarters. Bellow seeks the advice of his firm’s highly competent general counsel and follows the advice given without deviation. Based on the general counsel’s advice, Bellow consults his immediate supervisor about the suspected overstatement of earnings. After reviewing the situation, Bellow’s supervisor explains why NewCo’s calculations of its earnings are correct. Bellow realizes that his inexperience and exuberance initially led him to an incorrect conclusion about NewCo’s earnings. Which of the following statements about Bellow’s actions involving Standard Ⅰ (A), Knowledge of the law, and Standard Ⅰ (C) , Misrepresentation, is TRUE Bellow:（）

A. violated both Standard Ⅰ (A) and Standard Ⅰ (C).

B. violated Standard Ⅰ (A) but did not violate Standard Ⅰ (C).

C. did not violate either Standard Ⅰ (A) or Standard Ⅰ (C).