单项选择题

Astronauts are ______ all kinds of tests before they are actually sent up in a spacecraft.

A. inclined to
B. subjected to
C. prone to
D. bound to
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单项选择题
But the Swiss discovered long years ago that constant warfare brought them ______ suffering and poverty.
A. anything but
B. nothing but
C. none other than
D. no more than
单项选择题
No one would have time to read or listen to an account of everything ______ going on in the world.
A. it is
B. which is
C. that is
D. what is
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