Dưới đây là các từ thích hợp để điền vào chỗ trống:

1. My sister’s secret of **maintaining** her beauty is doing meditation every day, trying to keep calm without getting angry easily.
2. We should go to sleep at a set time to maintain our **routine**. Without it, you will sleep less and find it hard to have good sleep.
3. Mom, help me please. I feel **pain** in my back.
4. It isn’t how close you look at the computer’s **screen**, but that it’s how long you look at it hurts your eyes. This information makes me so surprised.
5. We eat food to generate **energy** for our body to use every day.
6. The food we eat and drink has a great effect on our health, so be careful.
7. I feel hot, uncomfortable and weak. I also have a(n) **fever**.
8. Wait a(n) **minute**, I am reading a passage about tips we should follow to stay healthy and in shape. It’s really interesting.
9. **When** you have flu, stay inside and don’t go out.