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Not satisfied with pushing the boundaries of speed, endurance and civil engineering, Chinese companies are among the first in the world 【小题1】 (introduce) new technology such as driverless train operation and advanced signaling and control technology.

The driverless bullet trains 【小题2】 (connect) Beijing and Zhangjiakou in northern Hebei Province are capable of hitting speeds up to 350 kph, which makes them the world’s 【小题3】 (fast) driverless trains. The new route, opened in December 2019 as part of preparations 【小题4】 the Beijing 2022 Winter Olympic and Paralympic Games, 【小题5】 (reduce) travel time for the 174-kilometer journey from three hours to less than 60 minutes so far.

【小题6】 (build) in just four years, the line has 10 stations serving two of the major Winter Games venues (举办地), plus another at Badaling Changcheng, making the Great Wall of China faster 【小题7】 (access) for tourists. 【小题8】 latter is the world’s deepest high-speed railway   station, situated 102 meters underground. These stations are like airport 【小题9】 (terminal), with acres of spotless polished marble and glass, enormous information screens and lounges 【小题10】 passengers are held until their train is called.