According to the writer, e-mail has an obvious advantage over the telephone because the former helps one ______.
A. reach a group of people at one time conveniently
B. keep one's communication as personal as possible
C. pass on much more information than the latter
D. get in touch with one's friends faster than the latter
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营业外收入的多少,不会影响营业利润的计算,因为两个指标没有相关性。 ()
A. 正确
B. 错误
实用新型专利保护期限为()年。
A. 25
B. 20
C. 15
D. 10
符合期货品种的商品必须满足的条件有() A.储藏和保存较长时间不变质 B.品质易于划分,质量可以评价 C.商品可供量较大,不易为少数人控制和垄断
A. 价格波动较少
我国短期融资券发行和交易的市场是()。
A. 银行间市场
B. 交易所市场
C. 票据市场
D. 场内市场