从60里面连续减去6，要减（ ）次后为0． A．6 B．11 C．10

加碘食盐中碘元素的存在形式主要为（      ）

A．I₂

B．I^—

C．IO^-

D．IO₃^-

采用Spooling技术的主要目的是【 】。

A．提供内存和磁盘的接口

B．减轻用户编程负担

C．提高CPU和设备交换信息的速度

D．提高独占设备的利用率

与乙酐-浓硫酸试剂反应(Liebermann-Burchard反应)最后产生蓝绿色的苷为( )

A．薯蓣皂苷
B．柴胡皂苷
C．甘草皂苷
D．人参皂苷
E．芦丁

Electronic mail, or mail, as it is known to its many fans, has been around for over two decades. Typically, email systems support five basic functions, as described below. (41) refers to the process of creating messages and answers. (42) refers to moving messages from the originator to the recipient. (43) has to do with telling the originator what happened to the message. Was it rejected Was it lost (44) incoming message is needed. So people can read their email. (45) is the final step and concerns what the recipient does with the message after receiving it.

A．Composition

B．Transfer

C．Reporting

D．Displaying

邓 * * 提出，“把马克思主义的普遍真理同我国的具体实际结合起来，走自己的道路，建设有中国特色的社会主义”，是在（）。

A.党的十二大开幕词中

B.党的十三大开幕词中

C.党的十一届三中全会闭幕会上

D.党的十二届三中全会闭幕会上