Ancient Greek philosophers Aristotle believed that natural matter is a mixture of four natural elements: ()。
A.earth
B.water
C.fire
D.air
正确答案:earth;water;fire;air
Ancient Greek philosophers Aristotle believed that natural matter is a mixture of four natural elements: ()。
A.earth
B.water
C.fire
D.air
正确答案:earth;water;fire;air