存款人办理下列()业务,应提交支付密码业务申请书及相关证明文件。
A.密码器发行
B.密码器解锁
C.密码器停用
D.密码器启用
E.密码器增加账号
参考答案:A, B, C, D, E
_____ in thought, he sat at the edge of the bed, with his eyes _____ on the letter in his hand.
A.Lost; fixing
B.Losing; fixed
C.Lost; fixed
D.Losing; fixing
三年级4个班要进行篮球比赛,每两个班级之间都要赛一场,一共要赛多少场?