儒学易发端于()。
A.《黄帝四经》
B.《尚书》
C.《易大传》
D.《论语》
参考答案:C
Every year _____ money and energy is spent on environment protection.
A.large quantities of
B.a large number of
C.a large quantity of
D.a plenty of
肌力程度一般分为_______________级,机体的活动功能一般分为_______________度。