keep fit：一个让你英语口语素质飞速提升的神奇短语

答案：

1. He doesn’t like sports, but he keeps fit by walking his dog every day.

2. She is very busy, but she always finds time to keep fit.

3. They keep fit very well. They look young and energetic.

4. How do you keep fit? Do you he any tips or suggestions?

5. You should keep fit too. It’s good for your health and mood.