শিক্ষক নিবন্ধন (NTRCA) প্রস্তুতি [১৯তম]৪১৯টি পরীক্ষায় এসেছেপ্রশ্ন ৮Choose the correct sentence.কNo sooner had they heard the news than they had started celebrating.খNo sooner had they heard the news then they started celebrating.গNo sooner had they had heard the news than they started celebrating.ঘNo sooner had they heard the news than they started celebrating.উত্তর দেখুন