单项选择题

The underlined "it" (Para. 3) refers to ______.

A．computer
B．3 Com Corp's Pilot
C．TV
D．camera
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单项选择题
What's the attitude of the author towards the digital gadgets
A．Optimistic.
B．Pessimistic.
C．Worrying.
D．Not care at all.
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.
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