বিদ্যুৎ উৎপাদনে সবচেয়ে বেশি ব্যবহৃত হয়-
The longest and strongest bone is
The commonest bacterium found in a wound abscess is
Fill in the blank with appropriate word: I saw a blindman... I was walking along the road.
কোনটি দুর্বল এসিড?
Delirium is a disorder of