Знатоки английского, молю Вас о помощи.
Выберете правильную форму глагола-сказуемого, и переведите предложение на русский язык

1. It was raining/rained hard this morning when i was waking/woke up.
2. I was writing/wrote a letter to my Italian Penfriend last night.
3. He was completely out of breath as he ran/had run all the way to the station.
4. The children were in high spirits as they just finished/had just finished their exams.