Unseen Comprehension-46 Alim (Bird-flu )
Bird-flu. বার্ড ফ্লু। Bird-flu/ avian influenza is a viral disease. Generally the jungle animals are infected by this virus. The po...Read More
Popular Posts
-
Drug addiction. মাদকাসক্তি ও যুব সমাজ। Addiction means strong attraction for any harmful thing . Drug addiction means taking heroin, o...
