Ответ:

  1. He doesn't care about others feeling. He's so selfish.
  2. She has got a lot of friends. She's sociable.
  3. Jack was tapping his feet nervously while he was waiting for his results.
  4. I only met Ann 2 weeks ago. We aren't friends, we are just acquaintance.
  5. Don't worry! Tom will be here on time; he's very reliable.
  6. I don't think Mary's going to school this week; she still hasn't got over her cold.