Saving energy at school is very important to protect our environment. Firstly, I always turn off the lights and fans before leaving the classroom. Secondly, I try to use natural light instead of electric lamps whenever possible. I do these things every day to form a good habit. These actions are essential because they help reduce electricity bills and save natural resources for the future.

1. Students should use online resources for learning

2. Although she didn;t speak english well, she traveled alone to the UK

1 . The students ate doing a science experiment in the lab now

2. Space travel will become affordable for everyone in the future

3. You shouldn't stay up late to watch TV programmes