Past Simple 2 форма could

Can — could — could.

My friend can swim. (Present Indefinite).

My friend could swim. (Past Indefinite).

She can sing well. (Present Indefinite).

She could sing well. (Past Indefinite).

Tom can play football very well. (Present Indefinite).

Jim could play football very well. (Past Indefinite).

Can you read and write? (Present Indefinite).

Could you read and write? (Past Indefinite).

Can we cross the street? (Present Indefinite).

Could we cross the street? (Past Indefinite).

Mary can speak English. (Present Indefinite).

Mary could speak French. (Past Indefinite).