A. 比较法 B. 榜样法 C. 自我教育法 D. 品德评价法
A. 正确 B. 错误
A. 9个 B. 11个 C. 13个 D. 12个 E. 10个
A. 40%甲醛10ml,0.01mol/L蒸馏水90ml B. 10%甲醛10ml,0.01mol/LpH7.4的PBS90ml C. 40%甲醛10ml,0.01mol/LpH7.4的PBS90ml D. 10%甲醛10ml,0.01mol/L蒸馏水90ml E. 40%甲醛10ml,0.01mol/LpH7.4的PBS100ml