ফ্রি সাপ্তাহিক মডেল টেস্ট১টি পরীক্ষায় এসেছেপ্রশ্ন ৬৩One day the old sailor was watching the water snakes swimming round the ship. (Make it passive)কক) One day the water snakes was being watched swimming round the ship by the old sailor. খখ) One day the water snakes were being watched swimming round the ship by the old sailor.গগ) One day the water snakes were watched swimming round the ship by the old sailor. ঘঘ) One day the water snakes was being watched swimming round the ship by the old sailor.উত্তর দেখুন