人与自然界的统一性概括为()
A.季节气候对人体的影响
B.昼夜晨昏人体的影响
C.地区方域对人体的影
D.社会制度对人体的影响
E.社会地位对人体的影响
参考答案:A, B, C
Do you know when and where the first republic ? [ ]
A.turned into reality
B.existed
C.came into action
D.came into being
节水灌溉有哪几种?