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问题 多项选择题

客户开立资金账户须到证券营业部柜台办理，办理时客户须按证券营业部要求如实填写开户申请表，并提交下列哪几项相应材料( )。

A．自然人客户

B．法人客户

C．投资要求

D．其他要求

答案

参考答案：A,B

单项选择题

具有翻转肾上腺素作用的药物是

A．受体阻断药

B．M受体阻断药

C．β受体阻断药

D．N受体阻断药

E．以上都不是
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单项选择题

A family made a down payment of $75 and borrowed the balance on a set of encyclopedias that cost $400. The balance with interest was paid in 23 monthly payments of $16 each and a final payment of $9.
The amount of interest paid was what percent of the amount borrowed ？（）

A.6%

B.12%

C.14%

D.16%

E.20%
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