HomeGrammarMust Be – A DeductionMust Be – A Deduction admin 7 February 2017 Grammar No Comments Must Be – A DeductionWe use the structure “Must be” when we think we know something, but we are not 100% sure – we are making a deduction / assumption about a situation. Follow the expressions; Tweet Pin It Related Posts Uses of HARDLY WHEN – SCARCELY WHEN – BARELY WHEN – NO SOONER THAN Differences Between Few, Little, A Few and A Little Modal Verbs – MIGHTAbout The Author admin