现代意义上的电子商务产生于1995年，标致性的事件是美国亚马逊网上书店的诞生。（）
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Why can girls benefit from working mothers？
A. Because they tend to take their mothers as life models.
Because they are psychologically closer to their mothers.
C. Because working mothers like to communicate more with girls.
D. Because they are always trained by their working mother.
According to the author, "peak oil" means
A. the highest point of oil demand.
B. the top supply of crude oil.
C. the largest consumption of oil.
D. the longest period oil reserve could last.
转账支票由付款人签发后，可以直接交给收款人，由收款人委托其开户银行代收，也可以直接交给付款人开户银行，委托开户银行将款项划转给收款人。（）
What is the main reason for Samsung to act as a supplier for Apple？
A. To make money from Apple.
B. To reduce its production cost.
C. To learn from its component.
D. To enlarge the popularity of its products.
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