常规测定血清总蛋白的方法( )
A．双缩脲法B．溴甲酚绿法C．乙酸纤维膜电泳法D．免疫比浊法E．放射免疫法
参考答案：A
The pen I____ I _____is on my desk, right under my nose.
A．think; lost
B．thought; had lost
C．think; had lost
D．thought; have lost
运动员的心理能力与体能、技能及战术能是何种关系？
