answer the questions 1 in the first paragraph, what does with a big heart mean? 2 What is the difference between an NGO and a business?​

1.The Court declared the book to be obscene.
2.Teachers have found the overhead projector to be invaluable as a teaching aid.
3.The majority of critics thought the film to be highly original.
4.Many of the audience considered the speaker to have overstated his case.
5.Evidence showed the man’s alibi to have been a complete fabrication.
6.The architect’s clients had assumed the construction of such a building to have been impracticable, whereas the architect himself believed it to have been perfectly feasible.
7.At a very early age, Paderewski revealed himself to be a master of the keyboard.
8.Everyone knew him to be a man of integrity.
9. Detectives investigating the robbery discovered 20,000 worth of precious stones to be missing.