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【单选题】
1984年以后，我国中央银行的制度是()A.
准中央银行制度
B.
复合式中央银行制度
C.
单一一元式中央银行制度
D.
单一二元式中央银行制度
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举一反三
【单选题】All that can be said ______.
A.
has been said
B.
have been said
C.
is said
D.
are to be said
【单选题】All that can be eaten _______ eaten up. [ ]
A.
are being
B.
has been
C.
had been
D.
have been
【简答题】带参数的存储过程,是指存储过程通过其参数实现与调用程序之间数据值的传递。使用( ),可以将调用程序的信息传到存储过程;使用( ),可以将存储过程内的信息传到调用程序。
【单选题】— Can you speak Chinese? — Yes, I can. I _____ China for several years.
A.
have been in
B.
have been to
C.
have gone to
【单选题】If you can't ______ that book you have been looking for in the library, it must have been lent to others. [ ]
A.
have a hand in
B.
put your hands on
C.
put your hands to
D.
try your hands at
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