Question

why does the poet decide to stand and wait till the Snake has finished the drinking

Answer 1

because the snake was drinking water before him and he thought that snake was a guest as he came to his house for drinking water so he stood and waited for snake to fininsh first.

Answer 2

The snake had arrived at the water trough before the poet and hence the poet decided to wait for his turn. This incident shows that poet has respect for other living beings the way a human being should have for another human being. His civic sense is highly developed...