5Two of my friends can play guitar (ability) MODAL VERBSI. DEFINITIONA modal verb is a type of auxiliary verb that is used to indicate modality-that is likelihood, ability, permission, possiblity,...Two of my friends can play guitar (ability)
6MODAL VERBS LIST OF MODAL VERBS Can Would Could Shall May Should Might Ought toMustWillThis all can be called MODALS
7Subject Modal verb Main verb Complement I We They You He She It must II. STRUCTURESubjectModal verbMain verbComplementIWeTheyYouHeSheItmustcanshouldmaywillgoto sleep.drinksome water.eatsome food.dosome exercise.Use the basic form or INFINITIVE of the main verbs after the modal verbs.
8MODAL VERBSa. Modal verbs do not add s or es to the third person singular.He can swim.He cans swim.
9MODAL VERBS Simple Continuous • Perfect continuous • Perfect I could workHe could workIt could workThey could work• PerfectI could have workedHe could have workedIt could have workedThey could have workedContinuousI could be workingHe could be workingIt could be workingThey could be working• Perfect continuousI could have been workingHe could have been workingIt could have been workingThey could have been working
10MODAL VERBSb. Modal verbs don’t need auxiliaries to form negative and question.Exp : She should stay.She doesn’t should stay.→ She shouldn’t stay.→ Why should she stay?Why does she stay?c. Modal verbs don’t have infinitives or –ing formsExp: canning to might
11MODAL VERBS CAN HOW TO USE Use Example Ability / Possibility They can control their own work.Impossibility We can’t fix it.Asking for permission Can I bring here?Request Can you help me?
12MODAL VERBS COULD Use Example permission Could I borrow your dictionary?Request Could you say it again more slowly?possibility I think we could have another tea.Future I wish Cndrll could meet me next week.Ability He gave up his old job so he couldwork for us.
13MODAL VERBS MAY Use Example permission May I have another cup of coffee?possibility I may finish my homework
14MODAL VERBS MIGHT Use Example possibility We'd better phone tomorrow, they might be eating their dinner now..
15MODAL VERBS OUGHT TO Use Example Saying what’s right or correct She ought to finish by next week.
16MODAL VERBS SHALL Use Example Offer Shall I help you with your luggage?Suggestion Shall we say 2.30 then?Permission Shall I do that or will you?
17MODAL VERBS SHOULD III. USAGE Use Example Saying what’s right or correct We should solve this problem.Possibility Fees should decrease next year.
18MODAL VERBS WILL Use Example decisions I can’t see any taxis so I’ll walkOffer I'll do that for you if you like.Promise I’ll come back on Monday.
19MODAL VERBS WOULD III. USAGE Use Example permission Would you mind if I brought a friend with me?Request Would you mind waiting a moment?Invitation Would you like to play basketball this Friday?
20M I G H TS H O U L DC O U L DS H A L LW I L LM U S T