--“Where is Tom?”--“He hasn’t come to school today, I think he ______be ill.”
—Would you like ______for a walk with me after school? —Sure, I’d love to.
I _______ my homework when the lights in my room went out last night.
—Is there any ink in the bottle, Linda? —No, we ________out of it already.
Steven’s parents ______ him off at the airport tomorrow.
—_____do you go to the gym? —Twice a month.