Use the correct tense and voice forms of the verbs given in brackets:

   

The first skyscrapers (to invent) in New York, where land prices (to be) high and the geology (to allow) such methods of construction. Skyscrapers (to find) in cities throughout the world but New York (to consider) the world's tallest city. If you (to want) to have a good view of New York City you (to be) able to do it from the top of the World Trade Centre (110 stories) or from the Empire State Building (102 stories) .The Empire State Building (to be) no longer the world's tallest building but it (to be) certainly one of the world's best-loved skyscrapers. Today more than 16,000 people (to work) in the building and more than two million people a year (to visit) the 86th and 102nd floor observatories. At night the top 30 stories (to illuminate) with colours appropriate to the season: red and green for Christmas, orange and brown for Halloween.Not far from the Empire State Building there (to be) an interesting architectural complex — Rockefeller Centre. It (to begin) during the Great Depression, of the 1930s by John Rockefeller and (to build) according to one general plan. Rockefeller Centre (to consist) of 19 skyscrapers. It (to house) all kinds of offices, enterprises, banks, theatres, music halls, restaurants, shops, etc. All parts of the complex (to link) by underground passageways.