1) Does Natasha swim in the sea? Who swims in the sea? Where does Natasha swim?
2) Do we love the Caspian sea? Who loves the Caspian sea? What do we love?
3) Do I like chicken and potatoes? Who likes chicken and potatoes? What do I like?
4) Does she often go for a picnic in summer? Who often goes for a picnic in summer? Where does she often go in summer?