By the way, next time no (). Okay?

It's too ()!

图样上的尺寸,由、、和组成。

标注尺寸时,经常选择组合体的()作为尺寸基准。

（ ）是指在相隔较远的异地，建立两套或多套功能相同的IT系统，互相之间可以进行健康状态监视和功能切换，当一处系统因意外（如火灾、地震等）停止工作时，整个应用系统可以切换到另一处，使得该系统功能可以继续正常工作。

A. 远程登录
B. 容灾系统
C. 数据修复
D. 协同管理

软件行业要求程序块要采用（ ）风格编写。

A. 同行书写
B. 左对齐
C. 缩进
D. 自由

通过（ ）可以发现软件中存在的缺陷，是提高软件质量的重要手段。

A. 需求分析
B. 原型设计
C. 软件测试
D. 概要设计

The cultivated land in the U.S. makes up ___ ____ of the total land, and people who are engaged in farming make up only 2.7% of the total population.

A. 21%
B. 31%
C. 41%
D. 51%

The Constitution of the United States provides that __ ____ shall be President of the Senate.

A. the Secretary of State
B. the Chief Justice
C. the President
D. the Vice President

The typical organizational pattern for elementary and secondary schools in the United States is that of ____ ___ .

A. classified schools
B. vocational schools
C. graded schools
D. public schools