My grandmother (bake) some cakes now.
My grandmother is baking some cakes now.
My father (run) with the dog in the park
My father is running with the dog in the park
The girl (ride) her bicycle at the moment.
The girl is riding her bicycle at the moment.
Walter (not sing) a song now.
Walter isn't singing a song now.
David (not read) the newspaper at the moment.
David isn't reading the newspaper at the moment.
Lulia (do) her homework at home.
Lulia is doing her homework at home.
The children (watch) TV now.
The children are watching TV now.
Tom (not help) his father now.
Tom isn't helping his father now.
Miriam (wait) for his teacher.
Miriam is waiting for her teacher.