Ответ:

  1. We ran into your brother at the mall last night.
  2. Can you get some sugar from the shop? We have run out of it.
  3. The police ran after the thief but they could not catch him.
  4. I ran into an old friend of mine yesterday.
  5. There are plenty of things to choose from here.
  6. It is the best place to shop for skating gear.
  7. Peace and quiet is very important to me.
  8. Take a mobile phone to bed and keep it switched on.
  9. You should look through the peephole before answering.