Teenagers ______ social experience, so they are easily ______   when they first step into society.

Fully ________ in looking after three children at home, she no longer has time to enjoy   various activities in the club.

  The shopping mall is making every effort to ________ new customers in order to sell more foods.

Usually a child’s behavior is a ________ of his family environment.

One important factor of success is to set a goal and have the ______ to achieve it.