单项选择题

A lot of problems concerning education fee ______ at the conference.

A．came out
B．turned up
C．came up
D．steeled down
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单项选择题
A．It is interesting.B．It is old.C．It is frightening.
A．It is interesting.
B．It is old.
C．It is frightening.
单项选择题
A．70.B．17.C．11.
A．70.
B．17.
C．11.
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