题目内容

Which ones of the following words can be used to describe the price of a product?

A. reasonable
B. competitive
C. moderate
D. favorable

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Which ones of the following phrases are describing the warranty of a product?

A. a full refund against the invoice
B. 3-year's after-sale service
C. free door-to-door service
D. a wide varieties to choose from

在学生管理数据库(SMD)中有以下关系:Student(Sno,Sname,Ssex,Sage,Clno),Course(Cno,Cname,Credit),SC(Sno,Cno,Score)。对应的中文表达:学生(学号,姓名,性别,年龄,班级号),Course(课程号,课程名,学分),选课(学号,课程号,成绩)。用SQL语句完成下列查询。(1)查询所有年龄为20岁的男生的信息。(2)查询选修00001号课程的学生的最高分。(3)查询所有名字中含有“王”字的学生的信息。(4)查询本学期正在选修00003号课程的学生的学号。(5)查询每位学生的学号和平均成绩,并按照平均成绩降序排。(6)查询每位学生的学号、课程号和成绩,同时将每个班的平均成绩汇总出来,并按照班级号升序排。

What does FAB stand for?

A. FAB stands for facts, advantages and behaviors.
B. FAB stands for features, advantages and behaviors.
C. FAB stands for features, advantages and benefits.

Which one of the following is describing the features of a cardigan?

A. The cardigan is made of 100% cashmere
B. The cardigan is comfortable to wear.
C. The cardigan makes you elegant and enhances your dress sense.

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