Deduction & Speculation exercises — Set 2: The Certainty Scale: Must, May, Might, Could & Can't Exercises (Typing Practice)
Typing Practice • 20 questions • 12 min
B10/0
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I'm not sure where Tom is. He be at the library — he sometimes studies there after school.
must
can't
might
mustn't
Deduction & Speculation exercises online (Typing Practice)
Learn to choose the right modal verb based on how certain you are. Practise the full certainty scale: must (almost certain it's true), may/might/could (it's possible), and can't (almost certain it's NOT true). Match the strength of your deduction to the evidence.