Find the missing words - Expression with mind and brain.

1. Solving this problem has taken all my brain
   ____
   power
   .
2. There was one scene in the film that really
   ____
   blew
   my mind.
3. His natural supporters are the urban poor, and educated people of a liberal
   ____
   turn
   of mind.
4. I've been
   ____
   racking
   my brains all day but I can't remember her name.
5. He's certainly not afraid to
   ____
   speak
   his mind.
6. Chris phoned to say they'd arrived safely, so that really
   ____
   put/set
   my mind at rest.
7. I couldn't concentrate on my work - my mind was
   ____
   on
   other things.
8. I was
   ____
   picking
   Simon's brains about which computer to buy.
9. The good thing about running is that it
   ____
   takes
   my mind off any problems I've got.
10. If you
    ____
    change
    your mind about coming tonight, just give me a call.
11. The candidate's brain
    ____
    trust
    is gathering this weekend to plan strategy for the primary election.
12. When the gunmen came into the bank, she had the
    ____
    presence
    of mind to press the alarm.
13. The team got together to brain
    ____
    storm
    (the project).
14. The mystery as a real brain
    ____
    teaser
    but we eventually solved it!
15. It's been at the
    ____
    back
    of my mind to call peter for several days now, but I haven't got round to it yet.