To communicate __________, both the content and the form. of the message mustbe clear.
A. ordinarily
B. pleasantly
C. relevantly
D. effectively
第1题:
有如下SQL SELECT语句 SELECT*FORM. 工资表 WHERE 基本工资<=2000 AND 基本工资>=1500 下列与该语句等价的
A.SELECT*FORM. 工资表 WHERE 基本工资 BETWEEN 1500 AND 2000
B.SELECT*FORM. 工资表 WHERE 基本工资 BETWEEN 2000 AND 1500
C.SELECT*FORM. 工资表 WHERE 基本工资 FROM1500 INTO 2000
D.SELECT*FORM. 工资表 WHERE 基本工资 FROM 2000 INTO 1500
第2题:
有下列SQL SELECT语句: SELECT * FORM. 成绩表 WHERE 物理 BETWEEN 80 AND 90 下列与该语句等价的( )。
A.SELECT * FORM. 成绩表 WHERE 物理<=90 AND 物理 >=80
B.SELECT * FORM. 成绩表 WHERE 物理 <90 AND 物理>80
C.SELECT * FORM. 成绩表 WHERE 物理>=90 AND 物理<=80
D.SELECT * FORM. 成绩表 WHERE 物理>90 AND 物理<80
第3题:
All accidents and damage to ship,equipment or personnel,must be ______in the vessel deck log.
A.entered into
B.entered
C.entered with
D.entered in
第4题:
A.message1and2
B.message3and4
C.message5and6
D.message7and8
第5题:
4. There _________a mouse in our house. Look,our food is destroyed.
A. may have
B. could has
C. can have
D. must be
第6题:
1、按要求写出SQL实现。 1)创建新闻发布系统,表名为message,有如下字段: id 文章id title 文章标题 content 文章内容 category_id 文章分类id hits 点击量