taekwondo1-1, Exercise 1: The word and the origin line

Model answer:

Tae = strike with the foot; kwon = strike with the hand; do = the art or way.
Terms (any three): hyeong / poomsae / teul (patterns); gyeokpa (breaking wooden boards); kyorugi (full-contact sparring); dobok (uniform).

The first paragraph says taekwondo is originally a martial art developed during the 1940s and 1950s by Korean martial artists with experience in martial arts such as karate and Chinese martial arts.

Sources: Wikipedia, Taekwondo.