题目内容

债券买断式回购交易，通过卖出一笔国债以获得对应资金，并在约定期满后购回同笔国债的为融资方。()

A. 正确
B. 错误

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清算交收中货银对付的主要目的是为了简化手续，提高清算效率。()

A. 正确
B. 错误

根据下表提供的信息回答问题。
实际产量最大的是哪种产品？()

A. 氢氧化铝
B. 普通铝锭
C. 拉丝铝
D. 稀土铝

指数平滑法就是把每期资料的重要性用一个权数来代表，然后求出每期资料与对应的权数乘积之和。 ()

A. 正确
B. 错误

听力原文：W: Hey! The train is late! I've been waiting her for ages.
M: Which train, madam？
W: The 8:18 to Baker Street.
M: The 8:187 I'm afraid you've made a mistake, madam.
W: A mistake？ My timetable says: Baker Street train—8:18.
M: Oh, no, madam. The Baker Street train leaves at 8: 08.
W: At 8:08？
M: You see, madam. They changed the timetable at the end of April.
W: Changed it？ May I see the new timetable？ What does it say？
M: It says: Baker Street train—8:08.
W: Hm! So the train isn't late. I'm late.
(13)

A. Because the train was late.
Because the train was canceled.
C. Because she didn't know the timetable was changed.
D. Because she was late.