7. Utilizing the modal verb may emphasises that the movement of skiers may trigger the snow to loosen, as an alternative to implying that it always does. your house had no electrical light or indoor plumbing → la casa no tenía luz eléctrica ni instalación de agua en el interior Ontario https://indoordoormats24455.pointblog.net/getting-my-indoor-mats-to-work-85283128