29. About one in ten computer game players show signs of addictive behavior that have negative effects on their family, friends and school work , according to a new study.
Our research has focused on a drug which is so _____ as to be able to change brain chemistry.
The boy slipped out of the room and headed for the swimming pool without his parents' _____.
In this factory, suggestions often have to wait for months before they are fully _____.
. Jim isn't _____, but he did badly in the final exams last semester.
. The manager said that they had an _____ plan if the plan they had submitted was not accepted.