商业银行与营利机构、非盈利机构合作发行的银行卡附属产品是()。
A.借记卡
B.贷记卡
C.准贷记卡
D.联名卡
参考答案:D
下面几种实验装置或操作正确的是( )
A.
B.
C.
实验室制取氧气
D.
稀释浓硫酸
It was not long _____ he was born that his mother died of illness.
A.before
B.when
C.that
D.after