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【单选题】
某公司股票看涨期权的执行价格是55元，期权为欧式期权，期限1年，目前该股票的价格是44元，期权费(期权价格)为5元。在到期日该股票的价格是34元。则购进股票与售出看涨期权组合的到期收益为（ ）元。A.
-5
B.
10
C.
-6
D.
5
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【简答题】请简述 this 关键字的应用。
【单选题】When limitations were in effect on nuclear-arms testing, people tended to save more of their money, but when nuclear-arms testing increased, people tended to spend more of their money. The perceived t...
A.
the perceived threat of nuclear catastrophe has increased over the years.
B.
most people supported the development of nuclear arms.
C.
people's perception of the threat of nuclear catastrophe depends on the amount of nuclear-arms testing being done.
D.
the people who saved the most money when nuclear-arms testing was limited were the ones who supported such limitations.
E.
there are more consumer goods available when nuclear-arms testing increases.
【简答题】What does Harrison do first when testing ice cream? （ ）
【简答题】用SLP进行仓库布局分析
【单选题】教育心理学成为一门独立学科的标志是( )。
A.
、 1903 年桑代克《教育心理学》一书的出版
B.
、 1883 年霍尔《儿童心理学的内容》一文的发表
C.
、 1905 年，《比纳—西蒙智力量表的创建》
D.
、冯特创立第一个心理学实验室。
【单选题】According to the text, when might communication difficulties arise?
A.
When the messages sent do not fit the social norms expected by the receiver.
B.
When there is mutual distrust between the involved parties.
C.
When the parties involved strongly desire interaction.
D.
When the parties involved fail to use nonverbal cues.
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