Reflection：
1. What did I do yesterday to make me better?
Yesterday, I ran 5km. I studied the course in YLYK for 200minutes.
2. Did I finish the most important thing yesterday?
yes. i spent one hour reading the book WC.
3. What should I avoid yesterday?
Do not use the mobile phone for a long time.
Do not sleep lately.
4. What should I do next day?
At least I should spare 60mins to read WC.
Get up early.
