Find the mistake???

[Mai Yasser]

1-the manager thanked every one for all their hard work
2-He won a medal for swimming
3-football brings peoples together when their teams do it
4-I work much better if i take a small break every hour
5Loisel and his wife are not as rich as they would like to be
6-we used to meet twice a week last holiday
7-they used to spend their weekends in alex.they don't any more