Question

I have endeavoured to understand the fundamental truths revealed to me by my father.(change into negative without changing the meaning)

Answer 1

I would have never understand the fundamental truths, if it would not have been revealed by my father. There are different ways of explaining the same idea and thought process, without changing the meaning.

Just that the focus and expression of words are required to be concentrated seriously.The students can easily frame different sentences, with the sincere approach of understanding and practicing.