公安工作的成败、公安队伍战斗力的强弱，取决于人民警察政治觉悟的高低。()
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民警违反“五条禁令”的，对所在单位直接领导、主要领导予以纪律处分。()
A. 正确
B. 错误
A．Because schoolchildren waste time and money on them.B．Because too many adults spend
A. Because schoolchildren waste time and money on them.
Because too many adults spend working hours playing them.
C. Because they can easily be turned into a form. of gambling.
D. Because they are becoming a social problem, affecting both adults and children.
若要查询选修课(学号、课程号、成绩)成绩在80分以上的女生姓名，应使用的SELECT语句是______。
A. SELECT姓名FROM学生表，选课表WHERE学生表．学号=选课表．学号；．OR．性别="女"．AND．成绩＞=80
B. SELECT姓名FROM学生表，选课表WHERE学生表．学号=选课表．学号；．AND．性别："女"．OR．成绩＞=80
C. SELECT姓名FROM学生表，选课表WHERE学生表．学号=选课表．学号；．OR．性别="女"．OR．成绩＞=80
D. SELECT姓名FROM学生表，选课表WHERE学生表．学号=选课表．学号；．AND．性别："女"．AND．成绩＞=80
A．leadingB．comingC．amountingD．adding
A. leading
B. coming
C. amounting
D. adding
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