供应链的设计可以采用（）等。
A、网络图形法
B、数学模型法
C、CIMS—OSA框架法
D、头脑风暴法
参考答案：A, B, C
Jane is ____ girl, she often takes ____ part in the school's activities. [ ]
A. active; active
B. an active; active
C. active; an active
D. an active; an active
※ [3～6] . ( 3 )
A． .
B． .
C． .
D． .
