"We are shelling peas" - here, who does 'we' refer to? Why are we shelling peas?

In this context, 'we' refers to a group of people who are shelling peas. The reason for shelling peas could be to prepare them for cooking or eating, as the outer shell of peas is not typically consumed and needs to be removed before consumption. Shelling peas can also be a social or communal activity, where people come together to shell peas while engaging in conversation or spending time together.

The subject of the sentence "We are shelling peas" is the pronoun "we." This pronoun refers to the group of people who are performing the action of shelling peas. The reason why this group of people are shelling peas is not specified in the sentence, so it is not possible to answer this question from the provided context.