The above three pictures illustrate the alterations that have happened at West Park Secondary School over a 60-year period, since its establishment in 1950.
Overall
, the main building remained the same from 1950 to 2010 Linking Words
whereas
 most of the other areas surrounding it witnessed dramatic changes.  
In 1950, the school basically Linking Words
was 
consisted of a huge major construction, which has not changed since its erection, with a wide playground at the back. In 1980, some houses located on the left side of the institute were demolished to make way for Unnecessary verb
apply
constructing
Replace the word
construction
 a 
science block. Change preposition
of  a 
Furthermore
, there was a chance to build a car park. Meanwhile, spacious farmland situated on the southwest side of the original structure was transformed into a wide sports field.
After 30 years, Linking Words
due to
 the remarkable increase Linking Words
of
 the Change preposition
in
students’
 numbers, there was a necessity to expand the parking lot; Change noun form
students
therefore
, the sports space has become a part of the main parking area. Regarding Linking Words
doing 
sports, a Unnecessary verb
apply
third
 of the playground was allocated to be a football pitch.Linking Words