---_______do you have an art festival in your school?---Once a year.
—My father’s just come back from work, __________? — __________. He is having a rest in the room.
— I don’t like my life in this school. I sometimes feel so_____ and helpless. — I don’t think so. You are never____ because all your classmates are ready to help you.
— When did your parents __________? — They ___________ for 20 years.
Is _______ air pollution ________ serious problem now?
-- try some Chinese food with your friends ? -- Good idea.