Bonjour,
Réponse :
1. You shouldn't throw away your books. They can be reused.
2. Make sure you d. the computer before you go.
3. Don't leave/ let your computer on standby, it wastes a lot of energy.
4.I have clothes I would like to recycle
5. There's a plug over there if you want to charge your phone.
6. You can recycle a lot of objects instead of putting them in the trash.
7. You can save energy by making sure all electrical appliances are off.