Перевод текста, at one time, at the beginning of histor, people probably spoke the same language.

В свое время, в начале истории, люди, вероятно, говорили на одном языке. 

1) He had driven a car for three hours when he reached the airport.
2) We had packed already all our bags when they phoned us.
3) It was snowing for hours and no plane was able to take off.
4) Our guide had organized our trip before we talked to him
5) She washed up after her mother had come home.
6) They had looked forward to this holiday for many years before they managed to find it.
7) Mark already had been to Africa twice before he got married.
8) We had booked our flights weeks before we left.
9) The scientist were preparing the article for two hours before midnight.
10) I was cooking breakfast by 5 o’clock.

1. The table was set for dinner.
2. Mend my shirt, all right?
3. Fiona spread butter on the bread and suddenly dropped it.
4. Let's fix the date and time of our meeting.
5. The sight of the daughter's pale face made mother understand everything.
6. Teaching is a noble profession.
7. Don't add the milk to your coffee. It's sour.
8. Do you believe that fortune tellers can tell the fortune?
9. Have you ever been to a book fair?
10. The boys' laughter sounded loud and unplesant.
11. Is this a good deal?
12. Why is Tom's smile so sour? Is everything ok with him?
13. Unfortunately, little Chris was late for the lesson.
14. There is a hole in my mitten. Will you mend it?
15. It was early morning. We were setting off on a journey.
16. There were golden wheat fields on both sides of the road.