শিক্ষক নিবন্ধন (NTRCA) প্রস্তুতি [১৯তম]১টি পরীক্ষায় এসেছেপ্রশ্ন ৮I know him. (Make it passive) কক) He is known by me. খখ) He is known to me. গগ) He was known to me. ঘঘ) He has been known by me. উত্তর দেখুন