adopt – to start using something new, e.g. idea or method
*She adopted slightly different approach to their problem.
adopt – to take legally someone else’s child into your family
*They adopted a beautiful baby girl.
adapt – to change something, to make it suitable for a new situation.
*She adapted quickly to the new job.
adapt – to change a book to be made into a film or TV programme.
*This film is adapted from a famous novel.
Easy English by Vesna 