Answer:1. Reuse: Donating items for others to use instead of throwing them away.2. Recycle: PET bottles are being sold for recycling purposes.3. Reduce: Using a basket reduces the need for plastic bags.4. Reuse: Bringing their own utensils to avoid using disposable ones.5. Reuse: Donating leftover paint for further use.6. Recycle: Used oil is being repurposed for another use.7. Repair: Fixing the cell phone instead of replacing it.8. Repair: Mending the pants instead of discarding them.9. Reuse: Repurposing various materials to create a new item.10. Repair: Fixing the roof to maintain its condition.