7 Rules You Should know About Modal Verbs

7 Rules You Should know About Modal Verbs


 1-Modals lack past tense forms, except 

could and would which serve as the past 

of can and will.

2-Modals are helping verbs
3-Modals do not change form

4-Used with the base form of the verb, 

modals create verbal phrases.

5-Use “not” to make modal verbs negative.
6-Modals never end in “s” even in 3rd 

person singular

7-Don’t use double modals.

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