导读：Oneday,theadministratorstoseekangaroosrunningoutofthecage,sothattheyregardtheirc...

One day, the administrators to see kangaroos running out of the cage, so that they regard their cage heightening.

But the next day , kangaroos ran outside again, then administrators decided to heightening its cage.

The next night , kangaroo and duck had a chat.

Duck asked kangaroo, “Do you think that administrator will also heightening your cage?”

"Maybe, because they always forget to close the door.