NTRCA ফুল মডেল টেস্ট৮২টি পরীক্ষায় এসেছেপ্রশ্ন ৬Choose the correct one.কHis poor grades debarred him from joining the advanced course.খHis poor grades debarred him on joining the advanced course.গHis poor grades debarred him joining the advanced course.ঘHis poor grades debarred him to join the advanced course.উত্তর দেখুন