“The sum was too difficult for me to solve?” make it negative.
A. The sum was to difficult for me that I could not solve.
B. The sum was so difficult that I can not solve.
C. The sum was so difficult to solve.
D. The sum was so difficult that I could not solve
সঠিক উত্তরঃ
D.
The sum was so difficult that I could not solve
Explanation: RD-209; Too — to যুক্ত sentence কে negative করলে too এর স্থলে so এবং to এর স্থলে that + subject + principle clause এর Tense অনুযায়ী cannot / could not + বাকি অংশ।