单项选择题

South Carolina’s mineral resources are abundant, but not all of them can be lucratively mined.

A．profitably
B．safely
C．easily
D．extensively
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The ship left New York on her maiden voyage.
A．first
B．final
C．fast
D．famous
单项选择题
When the United States stock market fell in 1929, many stockholders were forced to sell their shares at ludicrously low prices.
A．predictably
B．relatively
C．suspiciously
D．ridiculously
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