血液中O2的主要运输形式是HbO2。()
参考答案:对
Questions 11~14
A. She runs very fast.B. She often goes out at night. C. She studies well at school. D. She lives on her own.
教师育人能力一般应包括()
A、育人的态度
B、育人的知识
C、育人的方法
D、育人的效果