杜威在其实用主义认识论的“（）”原则的基础上消除了传统教育中课程与教学的僵硬对立。
参考答案：连续性
competence, you are quite suited to the position, but you shouldn’t be careless.
A．On account of
B．In spite of
C．In terms of
D．By means of
补体56℃热多少分钟可使绝大部分补体组分丧失活性（）。
A.10min
B.20min
C.30min
D.40min
E.60min
