— What is that? —It’s _______ eraser, and it’s _______ red eraser. A. a; a B. an; a C. an; an
My father __________ free. He can’t play with me.
Who is the boy __________ a blue coat? I want to play with him.
What __________ things do you want to buy?
We play badminton __________ every Friday evening.
Everyone in my class ____________ music.