他随手把钥匙扔在桌上就走了。

He ___slung the keys onto the table and walked away.

他把相机挂在脖子上，方便随时拍照。

He ___slung the camera around his neck for easy access to take photos.

他把脏衣服随便扔进了洗衣篮。

He ___slung the dirty clothes into the laundry basket carelessly.