1) Who protects animals on our planet? - People do. 2) Which of you is going to London? - We are. 3) Which of them will continue to do this job? - Peter and Ann will. 4) Who buys newspaper in your family? - My father does. 5) Which of you cultivated primrose in the garden last year? - My sisters did. 6) What rises in the east? - The sun does.