问题 填空题

“实体”是信息世界中使用的一个术语,它用于表示 【17】

答案

参考答案:概念性事物

解析: 现实世界任何可相互区别的事物称为实体,实体是对现实世界事物的一种抽象,实体可以是具体的人、事、物,也可以是抽象的概念或联系。因此,实体用于表示一切事物,而不论有生命的事物,还是无生命的事物;实际存在的事物,还是概念性的事物。

阅读理解

阅读理解。

     Weekends are short. They are only two days out of a seven-day week. In order to make your

weekends look longer, you need to plan it better. Here are some ideas.

     ★Get up at your usual time. The biggest mistake(错误) is to think that the weekend is a good

chance (机会) for a sleep-in. So getting up early can make you feel the weekends are longer.

     ★Finish homework as early as possible. Nobody wants to do homework, but we have to do it.

The earlier you do it at the weekend, the better you will feel. You can do homework from 7:00 a.m. to

9:00 a. m. on Saturday morning. After doing your homework , you can plan your weekends well.

     ★Go out to enjoy weekends. Weekends feel longer if you get out and enjoy them. Think about

what you like to do. Plan a sports activity, for example, playing football in the park. You can also plan to

go to a museum, a zoo, or a park.

1. There are _____ days in a week.

A. two            

B. seven          

C. three        

D. five

2. The underlined word "sleep-in" maybe means "_____".

A. 晚一点睡觉    

B. 早一点睡觉    

C. 晚一点起床    

D.早一点起床

3. The second idea is about _____.

A. the right time of getting up              

B. the best time to do homework

C. the outdoor activity for weekends        

D. the good place for spending the weekends

4. You can also plan to go to the following places except _____ for weekends.

A. a computer games centre    

B. a park      

C. a museum        

D. a zoo

5. What's the best title for the passage?

A. Get Up at Your Usual Time        

B. Do homework as Early as Possible

C. Go Out to Enjoy Weekends        

D. How to Make Your Weekends Longer

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