14:I[5014,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"default"] 15:I[38392,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"PracticeCard"] 17:I[70570,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"ExamAppearanceBadge"] 16:T586,• The positive form is: The southern part is not so cool as North Bengal in Winter.

- প্রদত্ত sentence টি Comparative Degree তে আছে।

• Comparative Degree to Positive Degree:
- Than যুক্ত Comparative Degree -কে Positive Degree করতে হলে-
- প্রথমে than -এর পরের অংশ বসে।
- তারপর verb বসে।
- তারপর not বসে, (মূল sentence টি Affirmative হলে not বসে - আর মূল sentence টি negative হলে not উঠে যায়)।
- তারপর so/as বসে।
- তারপর comparative degree -এর positive form বসে।
- তারপর as বসে।
- তারপর প্রথম subject বসে।

• Note: Affirmative sentence -এর Positive Degree - তে as.......as এবং negative sentence -এ so.......as বসে।

- Comparative sentence: North Bengal is cooler than the Southern part in Winter.
- Positive sentence: The Southern part is not so cool as North Bengal in Winter.

Source:
1. A passage to the English Language by S M Zakir Hussain.
2. Advanced Learner’s Grammar and Composition by Chowdhury and Hossain