Uzupełnij zdania, wpisując odpowiednio was/were lub wasn’t/ weren’t

Was - pisze się, gdy jest jedna osoba (was-był) np. he WAS in the park yesterday
Were - pisze się, gdy jest więcej niż jedna osoba (were-byli) np. they WERE in a school today
Więc:
Were
Weren't
Was
Wasn't
Weren't
Were