Help 國中基測 題組練習

Today A-huei's class talked about ways to save resources. A-huei and his classmates came up with 1 good ideas:

1. Turn off the water when you brush your teeth.
2. Take 2 showers.
3. Turn off the lights if no one is in the room.
4. Turn off the TV if no one is 3 it.
5. Recycle your cans, bottles, and newspapers.