ING form

let's practice the ING form.

have a look at this digital book!


http://www.educa2.madrid.org/cms_tools/files/461dd6e9-a6fc-4789-910c-cf3a52c8b0e0/5_ing.htmlhttp://www.educa2.madrid.org/cms_tools/files/461dd6e9-a6fc-4789-910c-cf3a52c8b0e0/5_ing.html