皮皮学，免费搜题
登录
搜题
【单选题】
若用如下的SQL语句创建一个student表： CREATE TABLE student( NO C(4)NOT NULL， NAME C(8)NOT NULL， SEX C(2)， AGE N(2) ) 可以插入到student表中的是______。A.
('1031'，'曾华'，男，23)
B.
('1031'，'曾华'，NULL，NULL)
C.
(NULL，'曾华'，'男'，'23')
D.
('1031'，NULL，'男'，23)
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】To which of the following is the author likely to agree?
A.
Government agencies are often an inappropriate subject for humor.
B.
A sense of humor inevitably prompts us to take ourselves seriously.
C.
Many issues on trivialities may arise for lack of a sense of humor.
D.
The pursuit for happiness is one of the greatest goals in our life.
【单选题】Despite the earnest efforts of ______ private groups as well as government agencies, many of the problems have not yet been solved.
A.
varied
B.
various
C.
variable
D.
variant
【单选题】More and more residences, businesses, and even government agencies are using telephone answering machines to take messages or give information or instructions. Sometimes these machines give (1)_____ i...
A.
disturbing
B.
annoying
C.
confusing
D.
surprising
【简答题】“日心说”的提出者是波兰天文学家( )。
【简答题】SECTION A COMPOSITION (35 MIN) Recently government agencies in some big cities have been studying the possibility of putting a 'pollution tax' on private cars. The amount of tax private car owners wou...
【单选题】More and more residences, businesses, and even government agencies are using telephone answering machines to take messages or give in formation or instructions. Sometimes these machines give 【C1】_____...
A.
disturbing
B.
annoying
C.
confusing
D.
surprising
【多选题】企业具备（）条件可以实行差异化战略。（）
A.
顾客具有差异化的需求
B.
创造差异化的途径很多，且是有价值的
C.
通过价格策略，扩大规模
D.
各职能部门间具有很强的协调能力
E.
企业具有很强的研发能力
【单选题】Millions of websites have audiences to sell, and pages to fill with ads. This kind of website is called __________.
A.
publisher
B.
advertiser
C.
customer
D.
advertising network
【单选题】More and more residences, businesses, and even government agencies are using telephone answering machines to take messages or give information or instructions. Sometimes these machines give (1)_____ i...
A.
obscure
B.
wrong
C.
confusing
D.
clear
相关题目：
参考解析：
知识点：
题目纠错 0
发布
