1. What is challenge?

3. BornFebruary 11, 1963 DiedNovember 23, 1998 (aged 35) Yosemite National Park NationalityAmerican OccupationRock Climber Known for“Rope Jumping” “Free soloing”

4.  Single below knee amputees (n.) 單膝關節以下截肢者  Double below knee amputees (n.) 雙膝關節以下截肢者  able-bodied (a.) 健全的  Prosthetic (n.) 假義肢  Strengthen (v.) 加強  Qualification (n.) 資格  Enhance (v.) 加強  Contestant (n.) 選手

5. Personal information NicknameBlade Runner Born22 November 1986 Alma materUniversity of PretoriaUniversity of Pretoria Height1.84 m in prosthetics Weight80.6 kg Sport Country South Africa SportRunning EventsSprints

6. Double below-knee amputation or Single below-knee amputation In 2007,… An unfair advantage

7.  With the help of his fake legs, he can run faster.  And it is based on the prosthetic’s material.  What do you think?