【判断题】数据表中有多个字段是主键,那么其中某一字段对应的记录值是不可以重复的。
【单选题】以下选项中,能反映提倡人伦价值,重视道德义务的是( )。
D.
宋代的思想家们提出了“忠.孝.节.义”四大德目
【单选题】. ---- Excuse me, Madam. I wonder if this bus goes to the East Lake? ---- ___________. You should take Bus No. 521.
C.
Oh, sorry, I’m afraid not
D.
What a pity! It’s not true
【单选题】听力原文:Man: Honey, where is my pen? Woman: Why not use your computer? Writing by hand takes more time and it isn't as convenient if you need to make any changes. Q: Why does the woman suggest using the ...
A.
It's more convenient to make changes when using a computer.
B.
A computer uses less paper.
C.
It's less expensive to use the computer.
D.
Changes are always needed when writing.
【单选题】马克思主义关于物质世界本质的观点的根本特点是
D.
从与意识的对立统一关系中去把握物质、规定物质
【单选题】下列三种情况,除( )外,均应按规定进行自动制动机简略试验。
【简答题】机车改变司机室操纵时,应按规定对列车自动制动机进行( )试验A. 简略
【简答题】机车改变司机室操纵时,应按规定对列车自动制动机进行( )试验。
【单选题】It is a curious phenomenon of nature that only two species practice the art of war -- men and ants, both of which, significantly, maintain complex social organizations. This does not mean that only me...
A.
There are different factors which may lead to war.
B.
War has been rooted in and will develop with human history.
C.
Both men and ants maintain complex social organizations.
D.
Only men and ants have developed and practiced the art of war.