Children should be taught to reduce, reuse and recycle.Đoạn văn19/22Children should be taught to reduce, reuse and recycle. Children must be taught to reduce, reuse and recycle. Children have to be taught to reduce, reuse and recycle. Children had better be taught to reduce, reuse and recycle. Children ought to be taught to reduce, reuse and recycle.Giải thíchD Dịch nghĩa: Trẻ em nên được dạy cách giảm thiểu, tái sử dụng và tái chế.