四、用所给单词的正确形式补全短文。
come hour he play be doctor activity leave can quiet
Nick is a 14 - year - old schoolboy. His life 16. ______ full of exams and studies on weekdays. He has little free time. He feels really relaxed when he 17. ______ computer games. When he has free time, he sits 18. ______ in front of the computer. Just in that way, he neither eats nor drinks for several hours.
Last weekend, he played games on the computer alone again and didn't want 19. ______ the computer. He didn't have anything for six 20. ______. When he had to go to the toilet, he found he 21. ______ not move. He was taken to the hospital. The doctor told him he should do different kinds of 22. ______ if he wanted to feel better. In other words, more exercise and outdoor activities would help 23. ______ to have a healthy body.
After 24. ______ back from the hospital, Nick follows the 25. ______ advice. He often plays football with his friends. Sometimes he still plays computer games at weekends, but he never does it for long. Now, he lives a happier and healthier life than before.

16. is 17. plays 18. quietly 19. to leave 20. hours 21. could 22. activities 23. him 24. coming 25. doctor's