Fill in the Blanks TASK 1Online version Fill in each of the blanks with the correct word. by EVELYN LIM MEEI SUEY Moe 1 United 1970s trips towed July twenties clothes California passing Kingdom female Wakeboarding started in . This activity is similar to waterskiing because the rider is behind a speed boat . People who want to watch some wakeboarding can go to Wakestock in the month of . People who usually compete in wakeboarding competitions are teenagers or people in their . Besides having similar equipment , wakeboarders also have similar and lifestyle with surfers and skateboarders . Roller derby is getting very popular in the . The sport began in the 1930s , but died out by the , and was revived in 2001 . The 'jammer' in each derby team scores points by her opponents , who try their best to stop her . A player who someone up during the game will be punished . So far , most of the players in the roller derby are .