----- Nội dung dịch tự động từ ảnh ----- XIV. Change into the opposite voice: 1. A note was written on the board by Mai. 2. They will recycle the waste paper in a local factory. 3. Mr. Ba grows vegetables in his small garden. 4. The bicycle has just been repaired by my brother. 5. The artists are painting a big picture in front of the Town Hall.