1. I knew him. 2. He knew me. 3. I am selling him the picture. 4. He was
selling us the pictures. 5. "You have not understood him," answered the
friars. 6. I tell you that the authors of those paintings have died. 7.
Will you tell us when they died? 8. You ask for the pictures--I sold
them to him. 9. Do they want the picture? We will sell it to them.