社会保险费征缴监督检查包括：（）A、缴费单位缴纳社会保险费的情况B、缴费单位代扣代缴

下图是一张反映“滴水叶尖”现象的照片。据此回答：

小题1:该现象常年出现在

A．温带落叶阔叶林

B．热带草原

C．亚热带常绿硬叶林

D．热带雨林小题2:该现象在我国较普遍出现于

A．天山天池湖滨

B．西双版纳澜沧江畔

C．桂林漓江沿岸

D．武夷山九曲溪边

城市重大危险源信息管理系统的目标不包括()。

A．重大危险源信息(包括多媒体及地理信息)的管理

B．重大危险源危险程度评估的计算机辅助分析

C．重大危险源事故应急救援预案的形象表述

D．为企业宏观管理提供准确信息

土地增值税的计税依据是转让房地产取得的增值额，即转让收入扣除准予扣除项目后的余额。下列各项中属于扣除项目的有( )。

A．土地价款

B．土地开发成本

C．地上建筑物成本及费用

D．土地增值税税金

Melissa and LoveLetter made use of the trust that exists between friends or colleagues. Imagine receiving an (46) from a friend who asks you to open it. This is what happens with Melissa and several other similar E-mail (47) . Upon running, such worms usually proceed to send themselves out to email addresses from the victim’s address book, previous emails, web pages (48) .

A. cracker B. user C. customer D. client

As administrators seek to block dangerous email attachments through the recognition of well-known (49) , virus writers use other extensions to circumvent such protection. Executable (.exe)files are renamed to. bat and. cmd plus a whole list of other extensions and will still run and successfully infect target users.
Frequently, hackers try to penetrate networks by sending an attachment that looks like a flash movie, which, while displaying some cute animation, simultaneously runs commands in the background to steal your passwords and give the (50) access to your network.

PC机采用向量中断方式处理8级中断，中断号依次为08H-0FH，在RAMO：2CH单元开始依次存放23H、FFH、00H和FOH四个字节，该向量对应的中断号和中段程序入口是( )。

A．OCH，23FF：00FOH

B．0BH，F000：FF23H

C．0BH，00F0：23FFH

D．0CH，F000：FF23H