Let’s clean the classroom, ________?
His command was that we __________ immediately.
—Do you mind my opening the window? It's a bit hot here.—__________, as a matter of fact.
Every farmer knows that weather _________ farming.
—Please __________ us in the discussion.—I'd like to, but I'm __________ busy at the moment.
—Are you free tomorrow afternoon?—I'm afraid not. I'll have to ________ an important lecture given by a famous professor.