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
All the ceremonies at the 2000 Olympic Games had a unique Australian flavor, ______ of their multicultural communities.
A．noticeable
B．indicative
C．conspicuous
D．implicit
单项选择题
Giving a gift can convey a wealth of meaning about your appreciation of their ______ and the importanceyou place upon the relationship.
A．solidarity
B．priority
C．superiority
D．hospitality
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