综合填空The word"smile" changed my life. The story w_____1) back

综合填空
The word"smile" changed my life. The story w_____1) back to my first year at a junior high school. I was n_____2) and no one knew me there. I felt lonely, and was afraid to make friends with anyone. Each t_____3) I heard the other students talking and l_____$), I felt my heart break. I couldn't talk to anyone about my problem. Then one day, my classmates talked happily with their friends, but I was alone a_____5) usual. At that moment, a strange boy entered the classroom. He passed me and then turned back. He looked at me and, without a a______6), smiled. Suddenly, I felt the touch of s______7) bright and friendly. It made me feel happy, lively and warm. From then on I started to talk with the other students and made friends. It was the boy's lucky smile t_____8) changed my life.
Now I believe that the world is that you think it i_____9). If you think you are lonely, you might a______10) be alone. So smile at the world and it will smile back.