Помогите пожалуйста Вставьте глаголы в правильной форме, используя Past Perfect или Past Simple.
1) They ___________ (go) to the kindergarten before they _________________ (go) to
school.
2) Before she______________ (do) her homework, she _____________ (clean) the house.
3) The children _______________ (gather) apples before they ____________ (go) for a
work.