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1: Livin life to the fullest
3: Functions Modal auxiliary verbs give more information about the function of the main verbs that follows it.Although having a great variety communicative functions, these functions can all be related to a scale ranging from possibility to necessity. Within this scale there are two functional divisions. -one concerned with possibility and necessity in terms of freedom to act. -And the other concerns itself with the theoretical possibility of propositions being true or not true, including likelihood and certainly.
5: Problems with formation of modals There are few problems that people have with the formation of modals. -First, when combining a modal auxiliaryy with a simple present verb , to is not necessary. -Second, subject- verb agreement does not apply to modals -Third , two modals cannot be used together in the same phrase. however, a modal plus a semi- modal can be used together.