শিক্ষক নিবন্ধন (NTRCA) প্রস্তুতি [১৯তম]৬১টি পরীক্ষায় এসেছেপ্রশ্ন ৮Which sentence is the correct one?কক) A number of students was present in the class. খখ) The number of his mistakes are immeasurable. গগ) Every year a lot of children dies of cholera. ঘঘ) Many a man dies by accident every day.উত্তর দেখুন