1)Multiple choices: TRAFFIC LIGHTS (5).............traffic lights are an American invention. Red-green (6).............were installed in Cleveland in 1914. Three-colour signals,operated (7)........... hand from a tower in the (8)............of the street,were installed in New York in 1918.The (9)........... lights of this type to (10)............. in Britain were in London,on the junction between St.James's Street and Piccadilly in 1925. 5) a. New b. Recent c. Modern d. Late 6) a. methods b. ways c. systems d. means 7) a. by b. with c. through d. in 8) a. middle b. heart c. focus d.halfway 9) a. original b. primary c. first d. early 10) a. show b.appear c. happen d. become