II. Đổi các câu sau sang gián tiếp. 1. Their mother said to them, "Don't make so much noise." 2. The policeman said, "Show me your driving license, please." 3. Charles said, " I'm living in London now." 4. John said to me, " I don't know what Fred is doing." 5. Susan said, "My sister is coming to see me next week." 6. Mary asked me, "When do you want to visit London?" 7. My friend said, "Are you going to leave tomorrow?"