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Modal Verbs

Modal Verbs. By: Erika Guadalupe Umbral Hernández. Definition. The verbs can, could, may, might, must, needn´t, ought to, should, shall, will are Modal auxiliary verbs. This small group of verbs give additional information about the mood of the main verb that follows it.

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Modal Verbs

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  1. Modal Verbs By: Erika Guadalupe Umbral Hernández

  2. Definition The verbs can, could, may, might, must, needn´t, ought to, should, shall, willare Modal auxiliary verbs. This small group of verbs give additional information about the mood of the main verb that follows it. They help to incorporate or add the level of necessity, obligation, requirement, recommendation , certainty, and possibility.

  3. Definition • They are before other verbs. She can swim • They have the same form in all persons. • Modal Verbs do not take “- s “ in third person. I willcall you tomorrow She willcall you tomorrow • They are followed by the root form of another verb She muststudyfor her exams NOT studies • They do not for all the tenses

  4. Negative Form We make the negative form of modal verbs by putting NOT after the modal verb, or we use contractions. For example: Cannot------------Can´t Could not --------Couldn´t Might not---------Mightn´t Must not----------Mustn´t Need--------------Needn´t You Musn´t park here Should-------------Shouldn´ • won'tis the contracted form of will no • Shan'tis the contracted form of Shall not • May doesn´t have contracted form . The correct form is Maynot • Ought to lose the “to” in negative form. We say Oughtnot P

  5. Interrogative Form When we form questions the modal verbs are before the subject follow the main verb • Modal verbs form questions without the auxiliary verb do/ does. Can you help me, Dad? Modal Subject Main Verb Verb

  6. Bonjour monsieur Can • We use Can to express: • Ability Betty can Speak French • PermissionCan I go out, Mom? • RequestCan I have some more cake, please? • We useCan´twhen we think that something is impossible • You´ve just had dinner. You can´t be hungry already ( It is impossible that you´re hungry )

  7. Could • It is the past tense of can, but also it has future meanings • Past ability: It could swim fast when I was young • future meaning: It could rain this afternoon (it is possible that there will be) • Could has the same uses that Can to express • Ability Whe I was young ,I could see better • PermissionCould I go to the party on Sunday? • RequestCould you help me, pelase?

  8. May • The modal Verb May is more formal than Can. We use it to ask permission to do something when we do not know the other person very well. May I show you something, Sir? Formal Can I show you something, Dad? Informal

  9. Must • Itshows that it is necessary for someone to do something • I must pass the entrance examination to study in this school • Also we use must to make a deduction from information that we know it is true • .Certainly: You have been travelling all day, You must be tired .

  10. Must • Besides we use must to express an obligation • You must be here before midnight. • On the other hand Mustn´t shows that it is wrong to do something. It expresses prohibition. • You musn´t go on. Wait your turn.

  11. Should • This modal verb is used to express advice or recomendation. • You should focus more on your family and less on work • When you go to Mexico city, You should, visit public square. Should Vs Must: Should gives definite advince. Must however shows a strong necessity. • You should stop smoking = it would be a good idea • You must stop smoking= it´s necessary to do it

  12. Might • We use might to make a deduction when we don´t know to have enough information to be sure. It is possible that there will be true. • Might is considerated the past tense of may , but it is used in present or future statements. Possibility: Where is my purse? It might be in the living room.

  13. Ought to • It is considerated the synonymuos of should • It is used to advise or make recomendations • You oughtto to go with someone to the party The negative form Ought not is used to advince against doing something • They ought not carry so much cash while travelling.

  14. Needn´t • This modal verb shows that it isn´t necessary to do something. It express a lack of necessity. • You needn´t buy more bread. We have a lot. • Whe we want to know if its necesary to do something, we ask questions with must, the negative answer is needn´t not musn´t • Must I clean all the house? No , you needn´t. Notmusn´t

  15. Shall • The use of shall as a form of will in modern English is decreasing. It is more common to hear it in the United Kingdom. It is usually used in the United States within formal situations. • It is more common to use shall only with I or We • We use Shall to express an offer • Shall I help you clean the house? • Shall We dance?

  16. Will • We use will to ask someone to do something for us (request). • Willl you help me fix the car, please? • When we make a voluntarie promise to do something • I’ll call you tomorrow Salir

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