The students,______at the way the questions were put, didn't know the answers to them.
A. surprise
B. surprising
C. surprised
D. being surprised
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听力原文：In the United States, the Federal Gold Reserve acts as the central bank.
(2)
A. In the US, the Federal Gold Reserve acts as the central bank.
B. In the US, the central bank is the commercial bank.
C. In the US, there is no central bank.
D. In the US, the central bank is not so important.
The correspondent bank can only make money for its services to other banks from deposit balances maintained by bank customers.
A. Right
B. Wrong
C. Doesn't say
听力原文：There are primarily three principal parties involved: the trustor, the beneficiary and the trustee.
(8)
A. The trustor, the beneficiary and the settlor are primarily three principal parties.
B. The trustor, the beneficiary and the trustee are primarily three principal parties.
C. The trustor, the beneficiary and the grantor are primarily three principal parties.
D. The trustor, the beneficiary and the donor are primarily three principal parties.
定额管理基础较好，各项消耗定额或费用定额比较准确、稳定，但各月末在产品数量变化较大的产品，其在产品成本的计算通常采用()。
A. 定额成本法
B. 定额比例法
C. 原材料费用法
D. 约当产量法
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