痛觉传入末梢在脊髓的终止部位()
A．脊髓前角
B．Ⅱ板层
C．Ⅴ板层
D．Ⅳ板层
E．Ⅶ板层
参考答案：B
Jack likes swimming, but he doesn't enjoy skating.________. [ ]
A. So do I
B. It is so with me
C. Neither do I
D. So it is with me
循环经济与传统经济相比的不同之处有哪些？
