Упражнение 2. Вставьте недостающие формы

go-went-gonе

run-ran-run

stand-stood-stood

do-did-done

see-saw-seen

lose-lost-lost

come-came-came

Have-had-had

sit-sat-sat

find-found-found

say-said-said

read-read-read

think-thought-thought

leave-left-left

Tell-told-told