A.1) contact

  2) volunteer

  3) climate

  4) purse

  5) chat

  6) thought

  7) burp

  8) browse

 9) cold

10) point

B. Paul is afraid to climb an active

   Kevin had a puzzled look on his face when he saw me

   You should leave the room when you want to blow your nose

    I made a donation to a children's charity