None but he is responsible for this occurrence. (Make it affirmative)

• Transformation এর নিয়মানুযায়ী,
- -বাক্যে None but থাকলে,
- Affirmative এ None but এর ঠিক পরের Noun টির পূর্বে only বা পরে alone বসে।

• Example:
Negative: None but the graduates were allowed to apply for the post.
Affirmative:
- Only the graduates were allowed to apply for the post.
- The graduates alone were allowed to apply for the post.

• সুতরাং, নিয়মানুযায়ী, 
Negative: None but he is responsible for this occurrence. 
Affirmative: He alone is responsible for this occurrence.