问题 单项选择题

工程网络计划资源优化的目的之一是为了寻求( )。

A.资源均衡使用条件下的最短工期安排

B.工程总成本最低条件下的资源均衡安排

C.资源使用量最少条件下的合理工期安排

D.工期固定条件下的资源均衡安排

答案

参考答案:D

阅读理解

阅读短文,回答问题。

    Island University has a competition for middle school students. Read about the competition on their web site.

                                                         School Competition Students!

    Here is your chance to help the physically disabled (残疾人). Think out a robot or a machine to help them live better. There'll be three prizes. The winning schools will each get $15,000. Read the information below:

    What do you have to do?

   ·Try to know problems faced by the physically disabled in Hong Kong. Write a 200-word article on the

difficties these people have to suffer each day.

   ·Try to know modern inventions that help the physically disabled. Then think out a robot or a machine that

will improve the lives of the physically disabled. Draw your invention. You can make as many drawings as you

like to show your invention. You can even make a small model of your invention.

   ·Write a short description of your invention.

    Who can join?

    All middle school students in Hang Kong.

    So, come on! Join the competition, and get the chance!

1. Where can you find the information?

                                                                                      

2. Why is the school competition held?

                                                                                      

3. What prize will each winning school get?

                                                                                      

4. How many words should be written on the difficulties the disabled have to suffer each day?

                                                                                      

5. Who can join the competition?

                                                                                      

单项选择题