单项选择题

We shall ask for samples ______and then we can make our decision.

A．to be sent
B．being sent
C．to sent
D．to have been
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单项选择题
Today books are ______to everyone because they are no longer expensive.
A．available
B．preferable'
C．reliable
D．actual
单项选择题
The word pathetic in paragraph 2 most probably means（）

A.splendid
B.miserable
C.disgusted
D.touching
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