6 . 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
As a pioneer bullet train (动车) driver, Li Dongxiao, 52, is part of the history of China’s high-speed railway network. In 2008, he drove China’s first high-speed train, 1 (reach) 350 kilometers per hour, between Beijing and Tianjin.
2 number on Li’s bullet train driver’s license is 0001, which led the media to give him the name of China’s “first” bullet train driver. “Over 14 years, the length of the network has grown 3 zero to more than 40, 000 kilometers, and more varieties of Fuxing bullet trains have been developed and adopted, ”he said.
However, all those 4 (impress) achievements came from the ground up. Driving at high-speed is among certain 5 (profession) that require strict training. In March 2008, Li, along with some of China’s best train drivers, 6 (select) to undergo training to operate bullet trains at the manufacturer, China CNR Corp. He participated in more than 200 test runs and created a guidebook for bullet train drivers, 7 was named after him as the “Dongxiao Manual”.
China’s high-speed rail network 8 (see) rapid development over the past 20 years. Li’s development has been intertwined with the evolution of China’s high-speed railway system. He no longer 9 (operate) bullet trains himself, but is now head of the Huairou North locomotive depot (机务段) in Beijing, which is the center of train operations, repair and maintenance. Even more importantly, it is 10 all the drivers receive their training.
