About rivers of Bangladesh...

Bangladesh is a riverine country. The most important rivers in the country are Padma, Meghna and Ojamuna. On the side, there are some other rivers like Brahmaputra, Himalaya
Has started from and ended in the Bay of Bengal. However, it becomes gigantic in the rainy season. Then imagine that it is easy to dry season
It could be impossible to cross the river.

Besides,the river is a good communication system.We can easily go from one place to the other side of the river
Children bathe in the river during the rainy season.
Many people die each year from water because they don't how to swim.So we should learn to swim.