A group of citizens would like to organize a clean-up in a nearby park when they noticed that there was a lot of garbageon the grounds. Then, they planned to use social media to promote a campaign and met early on a Saturday morning. To theirbig surprise, many people of the community eagerly joined in the activity and brought along gloves and bin bags. When theygot together, they worked hard to__41__ the park of all the trash. Because there was too much trash, they classified the wasteinto recyclables and non-recyclables and ensured that each type of waste __42__ properly. By noon, they had fitied severalbags with litter. After the cleaning activity, the park really looked different__43__ to what it was before. The appearance hadgreatly improved and was much cleaner and more attractive than before. The mayor of the town__44__ this event and alsodecided to show his support by providing more trash bins and recycling containers within the park. The mayor was also pleasedto organize regular clean-up activities to keep the __45__ of the park. The volunteers felt a sense of pride and accomplishmentand knew that they had made a great contribution to their community.