--Is this _______ pencil ? --No, it’s ______ eraser.
You should the new words when you don’t know how to spell them.
--- ____ you ever _____to Yantai ? ---Yes, three times.
He’s never late for school, __________?
—You look worried. ________? — My grandpa is ill in hospital.
He has just failed in the running race, so he is feeling________.