Although all the breeds you like need a Lot of exercise etc... there are highly active dogs as far as I am aware so you will have to be willing to put a few walking hours in daily!!
let us know what you pick in the end!
(>'.'<) "Princess" Lola ~ 5yrs black and white long hair
(>'.'<) PoppyCat ~ 6 yrs grey and white short hair
(>'.'<) Buffy ~ 14 yrs Calico
(>'.'<) Zena ~ 14 yrs Calico long hair
& Hugo ~ 10 yrs GBGV