Use of English PRO

Pythagoras was a (0) PHILOSOPHER (PHILOSOPHY) born on the Aegean island of Samos. He was known as a great (1) ............ (MATHEMATICS) who has received (2) ............ (ADMIRE) for over 2000 years. As a young man he travelled a lot and was greatly influenced by some (3) ............ (REMARK) ideas he came across in Egypt and Babylon. Over time, he made extensive mathematical (4) ............ (INVESTIGATE) , which included "Pythagoras' Theorem" , a great (5) ............ (DISCOVER) stating that the square of the hypotenuse of a right angled triangle is equal to the sum of the squares. In addition, Pythagoras was one of the earliest (6) ............ (SCIENCE) to suggest that the earth was a sphere (7) ............ (REVOLVE) around a central fire. Without doubt, his (8) ............ (CONTRIBUTE) to the scientific world will always be acknowledged.