помогите дописать до конца предложения в Past Perfect с помощью своих сил, а не интернета
1)When we crawled into the tent , we were very cold because.....
2)I knew that the trip would be very hard because....
3)We lost our way because....
4)I could't go on any longer because....
5)I filt miserable during the trip because....

ЗАРАНЕЕ БОЛЬШОЕ СПАСИБО))))