( It is because I can buy all daily groceries within half hour walk . ) Last Saturday I went to a large shopping centre with my friends , it is about 3 miles away from the city , so we have to go there by tram .
( It is because I can buy all my daily groceries within half an hour 's walk . ) Last Saturday I went to a large shopping centre with my friends . It is about 3 miles away from the city , so we had to go there by tram .