国际游资操作策略为（）
A.逢低吸纳，逢高派出
B.全面出击，交叉进攻
C.综合考虑，适量投入
D.长线为主，短线为辅
参考答案：B
Which of the following is not among the basic features of a relational database
A． It does not matter what order the rows are in.
B． It does not matter what order the columns are in.
C． Different columns should have different column names.
D． Different columns should have different data types.
重罪十条载于（）
A.《晋律》
B.《新律》
C.《北魏律》
D.《北齐律》
