市政管线的布置中,建筑线与红线之间的地带,用于敷设( )。
A.自来水管
B.煤气管
C.污水管
D.电缆
参考答案:D
—What would you send to your sister as the Christmas gift?
—I haven't decided yet. I _____ send her a hand bag. [ ]
A. shall
B. may
C. must
D. may be
下列属于判断国际性商务活动的标准是().
A、经济标准
B、司法标准
C、地域标准
D、引用标准
E、自主原则