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.