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【多选题】
有关金融衍生工具,下列说法中正确的是()。
A.
金融衍生工具不需要支付本金,因此也不存在本金与财产收入的回收
B.
远期类工具的买方拥有无条件的债权,而卖方则承担或有负债
C.
远期类工具交易中,交易的每一方都是潜在的债权人或债务人
D.
在期权交易中,期权合约的买方获得了资产,而卖方则发生了负债
E.
金融衍生工具交易仅包括金融衍生工具的创立、交易、处置
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举一反三
【单选题】N 型半导体中是在本征半导体中掺杂了以下哪种元素?
A.
B.
C.
D.
【单选题】环境污染对人群健康影响包括
A.
急.慢性中毒
B.
慢性中毒和致癌作用
C.
急性中毒和三致作用
D.
急.慢性中毒和致癌.致畸.致突变作用
E.
慢性中毒和致癌.致畸作用
【简答题】As you’ve discovered in your study of ―The Road Not Taken, ” the poem is about choices that change a life. You’re going to write a poem about a choice you’ve made. Your poem can be serious or silly. Y...
【判断题】坝基设有防渗帷幕和排水幕的实体重力坝,可以减少坝基面上的浮托力。()
A.
正确
B.
错误
【单选题】The road will take you _____ to the post office. You will not miss it. [     ]
A.
finally
B.
safely
C.
straight
D.
exactly
【单选题】Passengers _____ talk to the driver while the bus is moving, because it will take his focus off the road.
A.
would not
B.
must not
C.
may not
D.
need not
【判断题】多元线性回归模型是指对各个回归参数而言是线性的,而对于变量则既可以是线性的,也可以不是线性的。
A.
正确
B.
错误
【单选题】According to the second part of Country Road, Take me Home, which of the statement is not true?
A.
The singer grew up in his hometown
B.
In his hometwon the singer has many memories, either happy or blue.
C.
The singer's hometown is not as beautiful as before
D.
Though his hometown is polluted, he still loves it
E.
When the singer thinks of the miner's lady, he can't help crying
【判断题】多元线性回归模型是指对各个回归参数而言是线性的,对于变量可以不是线性的。
A.
正确
B.
错误
【单选题】环境污染对人群健康影响的特点,不包括
A.
作用的长期性
B.
作用的多样性
C.
对机体危害的复杂性
D.
危害人群的广泛性
E.
危害程度的严重性
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