从空中同一位置，将三个相同的小球以相同的速率分别平抛、竖直上抛、竖直下抛，不计空

在项目的组织工具中，用以反映项目所有工作任务及其层次关系的是（）。

A.管理职能分工表

B.工作任务分工表

C.项目结构图

D.组织结构图

Write the word according to the meaning of the sentence.

1. Children like to take part in all kinds of a__________ after class.

2. I b__________ you can make it as long as you work hard enough.

3. Good hobbies can d__________ our interests.

4. I'm so shy a girl that I'm afraid to speak to f__________.

5. — He looks upset. What has h__________ to him?

    —He lost his Hongbao, which contained 1000 yuan lucky money.

6. Don't open that envelope. It's a p__________ letter.

He has made a_________offer-he will make it clear as soon as possible.  [ ]

A. sure          

B. certain      

C. tentative  

D. clear

以下各项内容中，( )不是质量管理体系文件的构成。

A．形成文件的质量方针和质量目标
B．质量方向
C．质量管理标准所要求的各种生产、工作和管理的程序性文件
D．质量管理标准所要求的质量记录