假定有以下程序段 n=0 for i=1 to 4for j=3 to-1 st

题型:单项选择题

问题:

假定有以下程序段 n=0 for i=1 to 4for j=3 to-1 step-1 n=n+1next j next i 运行完毕后n的值是( )。

A.12

B.15

C.16

D.20

考点:计算机等级考试ACCESS二级ACCESS笔试
题型:单项选择题

我国新一轮课程改革是在教育面临严峻形势的情况下开始的,它是()提出的挑战。

A.社会信息化时代

B.知识经济时代

C.经济发展需要

D.我国加入WTO

题型:单项选择题

Mandy, _____ university student from Canada, teaches us _____ history of western art. [ ]

A. an;  the

B. a;  the

C. the;  /

D. the;  a

题型:单项选择题

Do you like to tell stories? Do you like to write? Sometimes those questions have two different answers. ____小题1:___ However, it can be hard to write them down on paper.

____小题2:___ Even professional(职业的) writers do not write everything perfectly the first time. They have to revise(修正) their work. When you revise your writing, you look for ways to change it that will make it better. ____小题3:___ You make sure that you have used capitals(大写), periods and other punctuation marks in the best way. You look for words that can be taken out or changed for different, more exciting words. You make sure that your words help the reader get a picture in his mind when he reads them.

Writing is one of those skills that take practice. The changes you make can turn boring words into exciting words. ____小题4:___ Don’t be afraid to make changes. The first time you write on a topic, you get your ideas down on paper. ___小题5:___ It’s making it ready for readers to enjoy.

根据材料内容,从下面五个选项中选出能填入文中空缺处的最佳选项,使短文意思通顺,内容完整,并将其标号填写在下面题号后的横线上。

A.You check your spelling.

B.Revising your writing is important.

C.Many children love to tell stories out loud.

D.Revising your writing is cleaning it up.E. It can make your ideas come alive.

题型:单项选择题

Assume a company's ROE is 14% and the required return on equity is 13%. All else remaining equal, if there is a decrease in a firm's retention rate, a stock's value as estimated by the constant growth dividend discount model (DDM) will most likely:()

A. increase.

B. decrease.

C. not change.

题型:单项选择题

测时的基本功能应包括()。

A.以工序作业时间消耗,为制定工时定额提供数据资料分析研究

B.总结推广先进工人的操作方法和先进经验

C.分析研究多机台看管和生产流水线的节拍以便确定各工作的劳动负荷量、体力劳动强度分级

D.弥补工作日写实无法获得的工时数据和资料

E.掌握工作时间的构成,减少工时损失,为改善工时利用提供数据

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