১৪০ দিনে ৫১তম বিসিএস প্রস্তুতি১টি পরীক্ষায় এসেছেপ্রশ্ন ৯Fill in the gap. Had he followed the doctor's advice, ________________.কhe wouldn't have to undergo surgery.খhe wouldn't have had to undergo surgery.গhe wouldn't has to undergo surgery.ঘhe wouldn't had to undergo surgery.উত্তর দেখুন