Choose the correct option

1. You keep doing the same thing, maybe you should try
   [to do|doing]
   something different.
2. The child stopped
   [to cry|crying]
   as soon as she saw her mother coming back.
3. Please remember  
   [to close|closing]
   the windows before leaving the classroom.
4. Nobody knew how much we regretted
   [to lose|losing]
   that important match.
5. Jinny couldn't help
   [to cry|crying]
   when she saw the end of "Titanic".
6. All these spelling mistakes need
   [to correct|correcting]
   immediately.
7. No one understands why the family needed
   [to leave|leaving]
   our town so urgently.
8. It was very hot in the car, so I stopped
   [to buy|buying]
   some mineral water in the roadside café.
9. This new medicine can help
   [bringing|bring]
   down your blood pressure.
10. James tried hard
    [to find|finding]
    the key in the dark but failed.
11. His character, I am pleased
    [to say|saying]
    , is getting nicer and nicer.
12. On your way home, please remember
    [to get|getting]
    some bread and pastry.
13. I don't think I'll ever forget
    [to take|taking]
    my driving test.
14. Susan's hair badly needs
    [to wash|washing]