Сделать пожалуйста упражнение 4

Я не всё сделаю 1.How can I light a fire? You could use a mignifying glass. 2.How can I lace up my trainers? You could use a piece of string. 3.How can I carry these baloons? You could use a tray. 4.How can I reach me key? You could use a coat hanger.