This article focuses on using modal verbs and adjectives for certainty, probability, and deduction. “Deduction” means using the information available to make a guess or draw a conclusion about the facts, and depending on the
Modal verbs are used to express various meanings such as permission, obligation, and necessity. In addition, there are other related verbs that can be used for expressing these meanings such as had better, be able
If you have to do something, it is necessary for you to do it. It’s a law, an obligation or a fact. If you must do something, it is necessary for you to do it,
We can use the modal verbsmight, may, could, must and can’t for talking about what we think is possible or true in the present. We don’t know for sure, so we make guesses and