－How about______ basketball this afternoon, Tom －That’s a goodidea.

I am tired after a long walk. I want to _______.

Our new science teacher comes from eitherNew York or Washington. But I can’t remember _______.

Who ______ it be that is singing in the next room— It _______ be Lucy, but I am not sure.

has an internal clock that regulates thebeating of our hearts, and the ______ of our breathing