Ex. 9
伦敦地铁是英国的一个快速交通运输系统,服务于大伦敦的大部分地区。地铁系统因其地铁隧道的典型形状也被称为地下管道。伦敦地铁始建于十九世纪中期,是世界上最早的地下铁路系统。它的第一段地铁于1863年开始运营。自此,伦敦地铁不断延伸,发展成为一个包括12条线路、275个车站、铁轨总长超过250英里的地铁杰作,其中有45%在地下运行。就路线长度而言,它是世界上第四大地铁系统,也是车站数量最多的地铁系统之一。作为一个走遍伦敦的经济便捷的途径,伦敦地铁一向是每天数百万通勤者以及节假日游历伦敦的游客的首选。伦敦地铁已成为伦敦的一个国际标志。2013年,伦敦举办了各种各样的活动,庆祝地铁运营150周年,纪念这一里程碑。
Ex10
China's space industry was launched in 1956.
Over the past decades, China's space industry has created one miracle after another.
In 1970, China launched its first man-made earth satellite successfully, ranking China the fifth country in the world to independently develop and launch man-made earth satellites.
In 1992, China began to carry out the manned spaceflight program.
In 2003, China launched Shenzhou-5, a manned spaceship.
The successful launch made China the third country to launch man-made spaceships.
In 2007 Chang'e-1, the first Lunar orbiting man-made satellite, was sent to space.
In 2013, Shenzhou-10, the fifth manned spaceship, was launched successfully, laying the foundation for building the Chinese space station.

