单项选择题

After the first 18 months of sales, how many people began to use DVDs

A．Less than a million.
B．A million.
C．More than a million.
D．2 million.
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单项选择题
What would be the title for the passage
A．The Usage of the Digital Gadgets.
B．The Varieties of the Digital Gadgets.
C．Digital Gadgets: Best Products.
D．Digital Gadgets Gain Popularity.
单项选择题
Most Americans am satisfied with their jobs because the job ______.
A．affords a good income
B．is challenging although
C．is hard to come by
D．suits theft capability
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