No. Currently FormsCentral does not support this.
If you like, you can vote or add this feature to: http://forums.adobe.com/community/formscentral?view=idea
If you need to create a selection table, you may want to try to use the "Rating Scale" field and see if that works for your. You could edit/name the Rating Scale questions and choices to fit your table choices. However, user still needs to select the rating scale choices radio button, it will not be Ctrl+Click.