Ответ:

  1. I have something to tell you.
  2. He never puts any sugar in his tea.
  3. I must find somebody for you to play badminton with.
  4. There's something in my soup. It's a mosquito.
  5. Let's have something to drink. How about juice?
  6. No, thanks. I'm not thirsty. I don't want anything.
  7. There's somebody at the door. I heard the doorbell ring.
  8. Remember not to tell anybody about him. It's a secret.
  9. Isn't there anything more interesting to look at?
  10. I'm thirsty. Can I have some cold water? (просьба!)
  11. I opened the door, but I could see nothing.
  12. Susan seldom says anything and help me.
  13. Stop sitting there doing nothing.
  14. Nobody can speak all the languages in the world.
  15. We didn't have any milk for our kitten so I went out to buy it.