----- Nội dung dịch tự động từ ảnh ----- IV. Fill each blank with ONE suitable word to complete the passage. Teenagers can take part (16) community service (18) various activities (17) help people, animals and places instance, they can organize a (19) them. (20) fair. They can donate their old books, clothes and food (21) poor and disabled children. People can sell toys (22) fairs to raise money (23) charity. Besides, teens can recycle things like plastic bottles and old paper. They can also plant trees and flowers order to help their community, (24) the park. (25) students can clean their schools and the local streets.