The Tower of Pisa is known all over the world. Its construction (to
begin) in August 1173 and lasted for about 180 years. Many people
think that the tower was (especially/ specially/ special) designed
as a leaning one, but now it (to establish) that it is not so. The
tower can't stand vertically because (it/ its/ his) foundation was
made (from/of/by) sand. The lean was (first/
firstly)____________________ noticed when the fourth floor was built. (Till/ until/
by)________________ now many attempts have been made to prevent the tower from
falling. Special devices (to use)_____________for it, many times columns and (the
other/ other/ others)________________________ damaged parts have been replaced,
several times the foundation has been repaired. The Tower of Pisa has become one of
the symbols of Italy and now (something/ everything/ nothing/
anything)___________________ possible is done to preserve it for many centuries