阅读下面短文，在短文的空格内填入适当的词，使其内容通顺。

（ 每空格限填一词）（本题共五小题，每小题2分，满分10分）

Liu Xiang is not an overnight success. He was born in Shanghai ___小题1:__ 13th July, 1983 and, like many Olympic sports stars, he started training when he was very __小题2:. In Grade Four, he went to the Junior Sports School of Putuo District of Shanghai. Liu was encouraged at first to train as a high jumper. Then, in 1998, his skill at hurdling was noticed by his _小题3:_____ Sun Haiping. In 2004, he __小题4:___ the first Olympic Gold medal for China in Athens, Greece. Now he is training hard to go for more __小题5:__for China. Just because he was trained for gold!

从2000年开始，伊利集团液态奶生产基地在北京和大庆等城市落成，影响这些基地落成的主导因素是（   ）

A．消费市场

B．冷藏保鲜技术

C．廉价劳动力

D．便利的交通运输