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【单选题】
系统集成商Y公司承担了某企业的业务管理系统的开发建设工作，Y公司任命为项目经理。估计该项目20天即可完成，如果出现问题耽搁了也不会超过28天完成，最快18天即可完成。根据项目历时估计中的三点估算法，该项目的历时为(49)，该项目历时的估算方差约为(50)。A.
20天
B.
21天
C.
22天
D.
23天
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举一反三
【单选题】Conversation 1 15.A. Making a sales plan C. Doing a market survey B. Preparing an annual report D. Writing a business letter
A.
Making a sales plan
B.
Preparing an annual report
C.
Doing a market survey
D.
Writing a business letter
【单选题】When you are writing a business email, you should NOT to:
A.
Write a concise and clear subject.
B.
Give a name to your attachment.
C.
Complete the headings.
D.
Make it longer than three paragraphs.
【简答题】Android中新建.java文件应该放在()文件夹下
【单选题】What should one do when writing a business email?
A.
Make it as short as possible.
B.
Use simple and clear language.
C.
Adopt an informal style of writing.
D.
Avoid using capitals for emphasis
【单选题】Why is the PEP useful in writing a business plan for starting a company?
A.
It explains your motivation and your competencies.
B.
It explains how much money you need.
C.
It explains when you will sell the company.
D.
It explains how you will set up a Board of Directors.
E.
It explains who will help you.
【单选题】When you are writing a business email, you should not to:
A.
write a concise and clear subject.
B.
give a name to your attachment.
C.
complete the headlines.
D.
make it longer than three paragraphs.
【简答题】Android中新建.java文件应该放在()文件夹下
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