They don‟t need –do or –does in negative or interrogative
Modal verbs do not take "-s" in the third person.
You use "not" to make modal verbs negative, even in Simple
Present and Simple Past.
They never use infinitive before to except be able to, need
to, have to and ought to.
Many modal verbs cannot be used in the past tenses or the
future tenses.
They don‟t have infinitive or participle.
► To express ability, suggestion and request.
► For actions that start in the past and are still happening.
► To ask for something in a informal way.
► To indicate possibility.
► To express deduction.
► To express deduction.
► To indicate that something is forbidden.
► To indicate that you‟re not able to do something.
► To express ability and possibility.
► To express ability in the past.
► To make requests in a formal and polite way.
► To make suggestions.
► To indicate possibility (lower than with „can‟)
► To indicate possibility, in the present or in the past.
► To ask for something or give permission in a polite way.
► To indicate possibility, in the present or in the past.
► To indicate suggestion.
► To express necessity and obligation (+).
► To express a logical conclusion.
► *Only has present
► To express necesity an obligation (-).
► Tenses where we can‟t use “must”.
► To express obligation and necessity.
► To express that something is not necessary.
► To indicate prohibition.
► To express that something is not necessary.
► For recommendations.
► For expectations
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Modals
Modals

Modals

  • 2.
    They don‟t need–do or –does in negative or interrogative Modal verbs do not take "-s" in the third person. You use "not" to make modal verbs negative, even in Simple Present and Simple Past. They never use infinitive before to except be able to, need to, have to and ought to. Many modal verbs cannot be used in the past tenses or the future tenses. They don‟t have infinitive or participle.
  • 4.
    ► To expressability, suggestion and request. ► For actions that start in the past and are still happening. ► To ask for something in a informal way. ► To indicate possibility. ► To express deduction.
  • 5.
    ► To expressdeduction. ► To indicate that something is forbidden. ► To indicate that you‟re not able to do something.
  • 6.
    ► To expressability and possibility.
  • 7.
    ► To expressability in the past. ► To make requests in a formal and polite way. ► To make suggestions. ► To indicate possibility (lower than with „can‟)
  • 8.
    ► To indicatepossibility, in the present or in the past. ► To ask for something or give permission in a polite way.
  • 9.
    ► To indicatepossibility, in the present or in the past. ► To indicate suggestion.
  • 10.
    ► To expressnecessity and obligation (+). ► To express a logical conclusion. ► *Only has present
  • 11.
    ► To expressnecesity an obligation (-). ► Tenses where we can‟t use “must”.
  • 12.
    ► To expressobligation and necessity.
  • 13.
    ► To expressthat something is not necessary.
  • 14.
    ► To indicateprohibition.
  • 15.
    ► To expressthat something is not necessary.
  • 16.
  • 17.
  • 19.
  • 21.
  • 23.
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  • 27.
  • 29.
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  • 33.
  • 35.