Let us see their models.
Model -1: “The best”:
i. This is the best hotel in this area.
No other hotel is as better as this on in this area.
No other hotel is as good as this one in this area.
ii. Unemployment is the most serious problem facing our country.
Unemployment is more serious than any other problem facing our country.
No other problem facing our country is as serious as unemployment.
Model-2: “One of the best”:
i. Calcutta is one of the largest cities in India.
Calcutta is large than most other cities in India.
Very few cities in India are as large as Calcutta.
ii. Satin Tendulkar is one of the best batsmen in the world.
Satin Tendulkar is better than most other batsmen in the world.
No other batman in the world is as good as Satin Tendulkar.
Model-3: “Not the best”:
i. This is not the best solution to the problem.
This is not better than few other solutions to this problem.
Other solutions to this problem are not as good as this one.
ii. New York is not the largest city in America.
New York is not bigger than many other cities in America.
Few other cities in America are at least as large as New York.
Few adjectives and adverbs get their Comparative forms by simply getting “more” before them. And their superlative terms, by getting “most” before them.
Few adjectives and adverbs get their Comparative forms by simply getting “er” after them and their superlative terms, by getting “est” after them.