The document discusses different modal verbs (can, may, must, shall, will, could, might, should, would) and provides examples of how they are used in sentences. It explains that modal verbs indicate ability, permission, obligation, possibility, suggestion, and other meanings. Examples are given to illustrate the present and past tense uses of each modal verb in different contexts like permission, request, offer, advice, necessity, prediction, and more.
8. MODAL VERBS OR MODALS
Use to indicate livelihood ability, permission, and
obligation.
Special kind of verbs
They do not take the – s form for the third person
singular
Not is used to make the modal verb negative
They are also used to emphasize a point