প্রাইমারি জব সল্যুশন - রিভিশন১টি পরীক্ষায় এসেছেপ্রশ্ন ৩১'His behaviour surprised us.' বাক্যটির Passive form হবে-কWe surprised at his behaviour.খWe were surprised with his behaviour. গWe had been surprised at his behaviour.ঘWe were surprised at his behaviour.উত্তর দেখুন