在数据库设计中，把数据需求写成文档，它是各类数据描述的集合，包括数据项、数据结构、数
题型：填空题
问题：
在数据库设计中，把数据需求写成文档，它是各类数据描述的集合，包括数据项、数据结构、数据存储、数据加上过程等的描述，通常称为 【4】 。
题型：填空题
根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
A punctual person is in the habit of doing a thing at the proper time and is never late in keeping an appointment. The unpunctual man, on the other hand, never does what he has to do at the right time. 小题1: .
There’s a proverb which says, “Time flies never to be recalled.” This is true. 小题2: .The unpunctual man is for ever wasting his most valuable possessions as well as others’. The unpunctual person is always complaining that he finds no time to answer letters, or return calls or keep appointments. 小题3: . He knows that he can ge
t through his huge amount of work only if he faithfully keeps every appointment and deals with every piece of work when it has to be attended to.
小题4: .If a person is invited to dinner and arrives later than the appointed time, he keeps all the other guests waiting for him. Usually this will be regarded as rude both to the host and the other guests.
Unpunctuality, moreover, is very harmful when it comes to one’s duty. Imagine how it would be if those who are put in charge of important tasks failed to be at their proper place at the appointed time. 小题5:
A．They appear to be busy but never get well paid.
B．He is always in a hurry and ends up losing time.
C．Maybe nobody minds being kept waiting at a dinner party.
D．A lost thing may be found again, but lost time can never be regained.E. But the man who really has a great deal to do is very careful of his time.
F. A man
who is known to be habitually unpunctual is never trusted by others.
G. Failure to be punctual in keeping one’s appointment is a sign of disrespect towards others.