Помогите пожалуйста Past Simple , Past Perfect and Past Continuous
When we (to go) to school.I (to meet) my friend.When grandmother (to go ) home. She (to see) many children in the yard.When we (to walk) about in the forest we (to see) a hare. We (to answer) the teachers questions when the headmistress (to enter) the classroom.He (to want) to visit the place where he (to live) in his childhood . When the rain (to stop) , I (to look) out of the window and (to see) John who (to stand) under a tree.