单项选择题

From thousands of kilometers above our earth, a communications satellite ______ a signal from one side of the world and relays it directly to the other.

A．receives
B．accepts
C．admits
D．offers
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单项选择题
My parents bought me some books, but ______ was interesting.
A．neither of which
B．none of them
C．none of which
D．either
单项选择题
I will spend more time on English, ______ it is possible.
A．so that
B．provided
C．just as
D．for fear that
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