根据短文内容，用括号内动词的正确时态形式填空。 Liu Xiang was born in Shanghai on the 13th of July, 1983. He is 1.88m tall and 1______(weigh) 74 kilograms. He began practicing jumping when he was at Grade Four in primai7 school. He 2______ (win) the gold medal of the men's 110m hurdles in the 28th Olympic Games. It is the first gold medal that Chinese have won from this competition in the Olympic history. He 3______(be) a great hero in Chinese eyes since then. He also likes singing and seeing films. Once when he 4______(walk) in the street, he stopped to answer the reporter, 'I 5______(sing) songs with friends if I feel tired after training, or go to a movie for relaxation.'