人们听见别人呼喊自己的姓名并回头，这是一种反射现象，请问，该反射弧的感受器为（ ）
A．耳蜗
B．耳膜
C．听小骨
D．听觉中枢
答案：A
A. looked after B. take the subways to C. the whole D. is good at
小题1:Judy does well in playing basketball.
小题2: I hope I can go to Huayang by subways.
小题3:She babysat her sister last weekends because her mother was ill.
小题4:I want to travel all over the country.
按照实质器官的采集原则，下面几种器官应该先采集（）。
A、心
B、肝
C、肺
D、脾
