First of all, we have to learn (79) ……………….…………. to observe accurately, to think truthfully, to speak correctly and to write clearlyĐoạn văn71/97First of all, we have to learn (79) ……………….…………. to observe accurately, to think truthfully, to speak correctly and to write clearlyNhập câu trả lời ở đây0/3000 ký tựXác nhậnGiải thích79) how