每题2分，一共10分

Section G（每题2分，共10分） Directions: In this part, you will read five paragraphs. Choose the right topic for each paragraph. Paragraph 1 People often refer to taxes in terms of their being much too high. In reality, they are probably even higher than you think, because in addition to the federal income tax we are now studying, there are many other Federal, State, and local taxes, including sales taxes, inheritance taxes, state income taxes, personal property taxes, real estate taxes, and others. These are just some of the most obvious ones.

A、Taxes are much too high.

B、We pay more taxes than we may realize.

C、Inheritance taxes and real estate taxes are unfair.

D、Some taxes are hidden.

四、名词解释（每题2分，共10分） 1．数字签名 2．身份认证 3．入侵检测系统 4．自主访问控制 5．拒绝服务攻击

二、名词解释：（每题2分，共10分） 1．滑膜关节 2．关节唇 3．运动环节 4．外展 5．旋内

名词解释（每题2分，共10分） 折叠纸盒 三片罐 包装结构设计 吹胀比 横压线

名词解释（共10分，每题2分） 1．Sample 2．Qualitative analysis 3．Quantitative analysis 4．Precision 5．Accuracy