Unit4 Public Transport ReadingI and ReadingII 课件--2020-2021学年牛津译林版高中英语选修七

Prediction： Why was the first underground in the world developed? Why was the first underground in the world developed? Trains Why was the first underground in the world developed? Trains Only went to outer city limits( building railway tracks would have damaged …) Why was the first underground in the world developed? Trains Only went to outer city limits( building railway tracks would have damaged …) … were used to convey people Why was the first underground in the world developed? Trains Only went to outer city limits( building railway tracks would have damaged …) … were used to convey people Unfortunately, … caused unbelievable traffic jams Development of the LU system. Date Event 1854 1863 1868 An underground railway was approved to be built by the British government. Development of the LU system. Date Event 1854 1863 1868 An underground railway was approved to be built by the British government. The first tunnels were opened. Development of the LU system. Date Event 1854 1863 1868 An underground railway was approved to be built by the British government. The first tunnels were opened. The next section of the underground system was opened in the south of London. Development of the LU system. Date Event 1854 1863 1868 Date Event 1884 1890 1933 1918-1938 1979 Two companies linked up to provide underground service in the middle of the city. The first railway tunnel under the River Thames was dug. Date Event 1884 1890 1933 1918-1938 1979 Two companies linked up to provide underground service in the middle of the city. The first railway tunnel under the River Thames was dug. The first electric underground railway was opened. Date Event 1884 1890 1933 1918-1938 1979 Two companies linked up to provide underground service in the middle of the city. The first railway tunnel under the River Thames was dug. The first electric underground railway was opened. The London Passenger Transport Boa