Помогите поставить времена1.The pupils(to do) a lot of exercisses before they

Помогите поставить времена
1.The pupils(to do) a lot of exercisses before they (to learn) to write the dictations well.
2.The sportsmen (to train) since morning.Now they (to go) over the high jump as they (not to be) satisfied with their results.
3.Five minutes (not to pass) when the train for which we (to wait)(to appear) in the distance.
4.Anyone (to see) my dog?
5.You (to go) to the sports centre today?