Modal Continuous: Past and Present | phone english blog
phoneenglish.es › blog › 2018Feb 05, 2018 · To form modal continuous, simply remember this formula. modal + be + -ing. Past Modal Continuous. For past modal continuous, use should, would, could, might. Then add be and of course, an -ing verb. Use • Use past modal continuous when you are not sure if the subject is doing an action. However, this action is possible, necessary, or likely.