Student or Learner
Does he misbehave to get attention of his parents.
PLEASE give your threads better titles. Future threads simply called "sentence" or "correct sentence" or "correct my sentence" will be deleted.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.
I have changed the title of your thread and all your other threads. Any posts you make after 3.30pm UK time today which do not have relevant titles risk being deleted.
Remember - if you don't use correct capitalisation, punctuation and spacing, anything you write will be incorrect.