Трактор тянет прицеп, развивая силу тяги 2500 Н. Чему равна работа, совершаемая им при прохождении пути 400 м?

1. How many new films have you seen? Vika has seen 5 new films.
2. How many new friends have you made? He has made 3 new friends.
3. How many interesting people have you met? Julia has met many interesting people
4. What new places have you been to? Ann has been to two new places.
5. Who have you helped? Ken has helped his brother to translate the text.
6. Who has helped you? Alison has helped me.