“阳有余阴不足论”出自（）。
A.《局方发挥》
B.《金匮钩玄》
C.《格致余论》
D.《伤寒论辨疑》
E.《脉因证治》
参考答案：C
进出口商品按照操作规程抽样检验代表全批商品品质的，其品质检验费按全批计收。( )
Despite repeated ______ by educational authorities for concrete measures to reduce students’ burdens, little has changed.
A．directions B．recommendations C．advice D．calls
