সহকারী থানা শিক্ষা অফিসার (ATEO)১টি পরীক্ষায় এসেছেপ্রশ্ন ৮They heard him sing a song. [passive]কHe heard to sing a song by them.খHe was heard sang a song by them.গHe was heard sing a song by them.ঘHe was heard to sing a song by them.উত্তর দেখুন