教学方法体系中运用最广的方法是()
A．谈话法
B．讨论法
C．讲授法
D．读书指导法
参考答案：C
The doctor told me that I would recover from my illness if I ______ a healthy diet.[ ]
A. got through
B. fit in
C. stuck to
D. kept up
留24h尿测定17-OH、17-KS应加的防腐剂是
A．二甲苯B．浓盐酸C．浓乙醇D．三氯甲烷E．甲醛
