Modal verbs of deduction – must, might, could, can't - Test-English

Modal verbs and its types - eAge Tutor

Modals of Speculation/Deduction in Past (Must Have, Might Have, Can't Have)

I am not sure how to use the words can, could, may, might, should, ought, must, have to, shall, will or would. Are there any easy rules to use these modals correctly?

Modal Verbs of Deduction - Must, Might/May/Could, Can't

Past modal verbs of deduction - Test-English

Modal Verbs of Advice - My Lingua Academy

Modal verbs for possibility, probability and logical assumptions. - Serena's blog

American English at State - After our series on modals of probability, Admin thinks everyone must be ready for this test. Good luck! #AmericanEnglish

Modal Verbs Can Could May Must Should Esl Worksheet By – Otosection