下列不属于VI设计方案的是()。
A.公司logo
B.员工名片
C.企业宗旨口号
D.会议纸
参考答案:C
— Why don't they go to play baseball?
— _______.
A. It's interesting.
B. It's boring.
C. That sounds great.
在数据库的三级模式结构中,内模式有
A.1个
B.2个
C.3个
D.任意多个