Question

It isn't ________ that ________ should always be the mother of invention.(necessary)

Answer 1

Answer:

It isn't necessary? that necessity should always be the mother of invention.

Explanation:

“Necessity is the mother of invention” means that, each of our necessities, whether big or small, push us to make an effort and work hard to fulfill them. All the discoveries and inventions by the humans were made as he felt the necessity to use them. Man’s necessity and desire to make earth a better place is the driving force behind all the inventions.

Answer 2

Answer:

It isn't necessary that necessity should always be the mother of invention.