...a charity shop donating all your old clothes/shoes/toys or...
根据后句You may find yourself in a charity shop donating all your old clothes/shoes/toys or you could put all your change in a box outside a charity(你可能会发现自己在一家慈善商店里捐赠所有的旧衣服/鞋子/玩具,或者你可以把所有的零钱放在慈善机构外面的盒子里),可知表示"捐赠...