Access中，与关系模型中概念“元组”相对应的术语是（）
A.记录
B.字段
C.表
D.域
参考答案：A
一个正多面体有六个面，则该多面体有（ ）条棱。
—Xiao Li has ______ homework and she really doesn't know ______ first.
—Don't worry. I will help her. [ ]
A. much too; what to do
B. too much; to do what
C. much too; to do what
D. too much; what to do
