下列属于保健食品功能的是()。
A、促进健康
B、恢复康复
C、辅助治病
D、治疗疾病
参考答案:A, B, C
“If you are to succeed, you must put your shoulder to the wheel." my head teacher _______ says to the class.
A.curiously
B.consequently
C.confidently
D.constantly
简述教育情境的介入对教育学研究产生的影响。