单项选择题

Which one of the following is equivalent to in the sense of big-O? (m is not a constant) 在大O记号的意义下，以下哪一项与相等？(m不是常数)

A．

B．

C．

D．

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单项选择题

______ tells a simple but very moving story in which four people living in a Puritan community are involved in and affected by the sin of adultery in different ways.
A、Twice-Told Tales
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