问题
多项选择题
下列属于集合概念的有( )
A．老年人
B．组织
C．社区
D．国家
E．社会
答案
参考答案：B,C,D,E
搜题请搜索小程序“爱下问搜题”
下列属于集合概念的有( )
A．老年人
B．组织
C．社区
D．国家
E．社会
参考答案：B,C,D,E
| 完形填空。 | |||
| Mark has a big garden, and it is very nice. There 1________ some tall trees and beautiful flowers in the garden. Many birds like 2________ in it. They often sing and dance there. Beside the trees and flowers, there is a small lake. Mark usually 3________ games with his friends in the garden. His parents likes fishing 4________ the lake. What about Mark's cat? 5________ sometimes sleeps in the trees, sometimes plays with a ball under the trees.
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