问题 单项选择题

你正致力于一个软件开发项目。在这个项目中,必须进行大量的测验,其中一些测验必须进行多次。这个项目中有一些活动的顺序是顡的任务结果为条件的。例如,在检查过程中发现了一个错误,项目的设计可能要修改,这样就需要额外的测验。能够更好的独步一时这个情况的网络技术是()

A、优先序列网络图(PDM)

B、计划评审技术表(PERT)

C、图形评审技术网络图(GERT)

D、箭头图书法(ADM)

答案

参考答案:C

单项选择题
阅读理解

Body and Food

Your body, which has close relations with the food you eat, is the most important thing you own, so it needs proper treatment and proper nourishment (营养).The old saying “An apple a day keeps the doctor away ”is not as silly as some people think. The body needs fruit and vegetables because they contain vitamin C. Many people take extra vitamins in pill form, believing that these will make them healthy.

But a good diet is made up of nourishing food and this gives all the vitamins you need. The body doesn’t need or use extra vitamins, so why waste money on them?

In the modern western world, many people are too busy to bother about eating properly. They throw anything into their stomachs, eating hurriedly and carelessly. The list of illnesses caused or made worse by bad eating habits is frightening,

小题1:“Your body has close relations with the food you eat.” It really means that ______.

A.all kinds of food you eat can be made into your body

B.your body is made up of the food you eat

C.what you eat has great effect on your health

D.the more you eat, the fitter you will feel小题2:The old saying referred to in the passage tells us that ______.

A.eating apples regularly does lots of good to our health

B.the apple is the best among all kinds of fruits

C.apples can take the place of doctors

D.an apple is a sure cure for illness小题3:From the passage we can draw a conclusion that if we want to keep healthy, we should ______.

A.only eat an apple a day

B.eat properly

C.take as many vitamin pills as possible

D.throw something into our stomachs slowly and carefully