介绍

introduce; present; recommend; brief; profile; unveil; introduction; presentation; referral; recommendation; intro; orientation; introductory; presentational

朋友

friend; buddy; pal; mate; sport; comrade; companion; butty; sidekick; amigo; compadre; friendly; amicable; make friends; be friends

作文

composition; theme; essay; paper; write an essay; compose a written piece; do a composition