n. a person who teaches or INSTRUCTS, usually as a job
The instructor was very kind and patient to his students.

v. to show that something is true or correct by providing evidence
After being framed, it was difficult for the man to prove his innocence.

n. the character that is played by an actor in a film or play
Although the actor had been the hero in several films, he was best known for his role as a villain.

adj. having or causing a creeping or dreadful feeling
The strange looking man was giving me creepy looks.

n. a short performance given by performer that displays his or her skills and suitability for employment
They are holding auditions for the upcoming school play.

n. the knowledge that you gain by living life and meeting new people
Real-life experiences can teach you much more than a book.

adj. doubting or challenging claims or statements, particularly those that many people consider to be true
I was very skeptical of his professed faith, until I actually saw him serving the needs of the homeless.

v. to make something better
I’ll try to improve my grades.

v. to fill someone's glass or cup with a drink
I poured some juice into a glass.

v. to do something to entertain an audience, such as singing a song, acting a part, playing an instrument, etc.
The children are very excited to perform in tonight's concert, and their parents are looking forward to watching.