Over-flooding is one of the worst problems in our country. (Positive)
Over-flooding is worse than any other problem.
No other problem in our country is as bad as over-flooding.
Very few problems in our country are as bad as over-flooding.
Over-flooding is a very worse problem in our country.
সঠিক উত্তর:
Very few problems in our country are as bad as over-flooding.
ব্যাখ্যা ও নোট:
Superlative ডিগ্রিতে 'one of the' থাকলে Positive ডিগ্রি 'Very few' দিয়ে শুরু হয় এবং subject/verb plural হয়।