Rick, a school boy, had a love for playing video games. Every day, his 1 reminded him to take some exercise instead of playing video games. However, he didn't always 2 .
Once again, Rick's mom told him seriously that his eyesight (视力) might get poor if he spent too much time on video games. It was a pity that he still didn't listen 3 . He kept playing. One day, during a math class, Rick's teacher got upset when he couldn't give an answer to a question like "2+2=?". After class, the teacher asked him why he couldn't solve such a 4 problem. Rick said that he knew the answer 5 couldn't see the board clearly. His teacher was worried and 6 his parents.
Realizing what had happened, Rick's mom warned him again that it was harmful to his 7 to play video games too much. And Rick's dad took him to an eye doctor for a check-up. The 8 showed that his eyesight had weakened. After asking about his habit of using eyes, the doctor advised Rick to take action to protect his eyes.
From that day on, Rick decided to 9 playing video games and take some exercise every day. Later Rick fell in love with sports and 10 his school soccer team. Now he has become stronger and healthier. His eyesight has also got better.
