Tom likes playing_______ chess, but he doesn’t like playing ___________piano.

Boys like playing __________football.

Dad, please tell me when Mum_____. I miss her very much. —She will return when she_____ her task. And she will bring a nice present for you.

I find _______difficult to get to sleep because the man upstairs made much noise.

______ of his time ______ been spent on studies every day.