完形填空。

　　When I was young, I liked to play jokes on people I knew, especially on my parents and friedns．One day my mother was 　　1　　 and I was playing with my younger brother Tony．

　　Suddenly I ran to my mother and said, “Tony fell from the open window!”She was very 　　2　　 and ran out of the kitchen．Then I said, “Don’t worry, I’m just 　　3　　．”And my mother shouted at me, “If you do it 　　4　　, I’ll hit you．”

　　One day I went swimming with my 　　5　　 in the sea．I wanted to play a joke on them．In the beginning, I went swimming 　　6　　, and I called out, “Help!”All my friends came to help me, only to 　　7　　 that I was joking．But the next time I wasn’t joking．I was so 　　8　　 that I swam in deep water．I tried my best to call my frineds for help, but this time nobody came to help me．

　　　　9　　, They found I was telling the truth．They came and saved my life．They took me to the hospital．This is the best 　　10　　 in my life．From then on, I haven’t joked on anyone．

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