单项选择题

A．16.
B．12.
C．15.
D．18.
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单项选择题
A．6.7 million.B．6.8 million.C．8.6 million.D．7.6 million.
A．6.7 million.
B．6.8 million.
C．8.6 million.
D．7.6 million.
单项选择题
A．The organ donation procedures.B．The sale of human organs.C．The written consent of organ donors.D．Reports of would-be donors.
A．The organ donation procedures.
B．The sale of human organs.
C．The written consent of organ donors.
D．Reports of would-be donors.
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