вставить he she it we they в слова a duck, Mum, a frog, Pete, Sveta, ducks, Dad, boxes, Bob and Pete, Sveta and I

1) a duck—it; 2) mum—she; 3) a frog—it; 4) Pete—he; 5) Sveta—she; 6) ducks—they; 7) Dad—he; 8) boxes—they; 9) Bob and Pete—they; 10) Sveta and I—we.