Han Mei _________ her homework every day at home.A. do B. does C. is doing
A: Is there a computer in your class? B: ____.
A: ____ boys and girls are there in your class? B: There’re21 boys and20 girls.
—___________? —He is Andy’s father.
Jenny is talking _____ in class. Please tell her to stop.
_____? We’re going sightseeing.