银联标识的吉林长白山借记卡在境外取款消费时,手续费如何收取?
参考答案:
银联标识的吉林银行长白山卡在境外取款时按每笔17元收取;在境外消费时不收取手续费。
As students, we _______ study hard to make our country more beautiful and stronger. [ ]
A. should
B. may
C. can
D. could
构成下列四种物质的微粒间,既存在离子键又存在共价键的是( )
A.K2S
B.Na2O2
C.MgCl2
D.SO3