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【简答题】
简述逻辑与、逻辑或、逻辑非的作用及其区别。
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【单选题】The miserable fate of Enron's employees will be a landmark in business history, one of those awful events that everyone agrees must never be allowed to happen again. This urge is understandable and no...
A.
Because the company has gone bankrupt.
B.
Because such events would never happen again.
C.
Because many Enron workers lost their retirement savings.
D.
Because it signifies a turning point in economic security.
【单选题】Thousands of employees chose Enron as their sole investment option mainly because ______ .
A.
the 401(k) made them responsible for their own future
B.
Enron offered to add company stock to their investment
C.
their employers intended to cut back on pension spending
D.
Enron's offer was similar to a defined-benefit plan
【简答题】用列举法表示下列集合: (1) 大于3小于9的自然数全体; .
【判断题】After the Enron crisis, Public Company Act was issued by Congress in 25 July, 2002.
A.
正确
B.
错误
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