swam, sailed
Том единственный не плавал.
Tom was the only one who didn't swim.
Том плавал.
Tom was swimming.
I didn't swim in the pool.
Нет, когда я был маленьким, то плавал по реке.
No, when I was little, I used to swim in the river.
— Ночи Кабирии (1957)