邪实为主而正气未衰者，应采取的治则是（）
A.祛邪
B.扶正
C.扶正祛邪
D.先扶正后祛邪
E.先祛邪后扶正
参考答案：E
A midday nap can not only ________ brain to its full awakeness best but also raise brain power beyond what it would have been without some shuteye.
A．accumulate
B．reserve
C．approve
D．restore
索书号斜杠后的第一段是（）
A.分类号
B.书次号
C.辅助区分号
