Business people exercise their leadership in the community service area()the commercial world.
A. as well as
B. but
C. so
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第3题:
配置OSPF路由,必须需要具有的网络区域是:
A.Area0
B.Area1
C.Area2
D.Area3
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第6题:
#定义函数求圆的面积 radius = 5 ######FILL###### def get_area(___): area = 3.14 * r * r ######FILL###### ____ circle_area = get_area(radius) print('圆的面积是:', circle_area)