----- Nội dung ảnh ----- SYDNEY OPERA HOUSE What comes to your mind first when you think of Sydney? To most people, it's the Sydney Opera House - one of (19) __ most photographed buildings in the world. The Sydney Opera House is located on the shores of the Sydney Harbour. The concert hall was built in 1959, and the construction (20) __ nearly 14 years to complete. The reason that makes the Sydney Opera House an iconic building is its unique roof. The roof (21) __ like the white sails of the boat. The Opera House has many performance venues, (22) __ a large concert hall, smaller theatres, studios, and more. It also has other facilities such as restaurants and cafes. Every year, many (23) __ concerts and events take place there. The Sydney Opera House is also a famous tourist (24) __. It attracts nearly 10.9 million people a year. Tours run daily for tourists to visit the inside of the building.