At lunchtime/eat burgers/have a salad

Cathy usually eats burgers at lunchtime but today she is having a healthy salad.
After lunch/read comics/ride her bike

Instead of reading comics after lunch, Cathy is now riding her bike to get some exercise.
In the afternoon/eat chocolate/eat yoghurt

Instead of eating chocolate, Cathy is choosing a healthier option and eating yogurt in the afternoon.
In the evening/watch TV/exercise at home

Instead of spending her evenings watching TV, Cathy is now exercising at home to stay fit.