-What’s wrong with Tom? He didn’t talk to all the afternoon.-Oh, he failed in his exam.
—Excuse me. Where is Mr Green’s office? —It’s on ______ floor.
—Can they ______ Chinese? —Yes, they can, but ______.
My bike is broken . May I borrow _______ ?
This is ______ eraser and that’s _____ ring .
—Where ______ my shoes? —Under the chair.