C Complete this paragraph about the London Underground by putting in the Present Perfect or Past Simple forms of the verbs in brackets ( ). 回コ l Co The London Underground (have) an uitdérground train system since (start) 0 London O has had the 19th Century, The London Underground )storted in 1863 when Victorian engineers and workers built 3 (build) the Metropolitan railway. This railway line (go) from Paddington Station to Farringdon Street Station, and steam (pull) the coaches. Eight more lines (open) since then. The world's first underground (open) in 1890. This line 4 engines 5 electric railway 。 (go) from the City of London to Stockwell in South London. The most modern line is the Jubilee line, which (open) in 1977. Since the London Underground (begin), many other cities, such as New York and (build) their own systems. 8 9 10 Moscow,