Modals of deduction - English grammar lesson

In this English grammar lesson, you will learn the modals of deduction and how to use them in the present and past. Modal verbs of deduction express our level of certainty about something. You will learn how to use the following modals to express your level of certainty that something is true or false: must may might can can’t couldn’t This English lesson was presented by Andrew, a qualified native British English teacher with over 15 years experience of teaching English. Other videos to help you improve your English: Compare the present with the past: Prepositions of place IN, ON and AT - Conditionals - English slang -