What are Modal Auxiliaries and Uses? Modals – Class 10 English Grammar
In this article, we have shared notes on Class 10 English Grammar chapter Modals. We have covered what is Modals and different forms of modals?
What are Modal Auxiliaries?
- These are verbs which are used with main verbs like can, must, could, would etc.
- These verbs are used to express ideas like the possibility, permission, necessity, obligation etc.
- Modal verbs have only one form.
- These verbs don’t add‘s’ or ‘es’ to the third person singular form.
- Modal verbs are followed by the infinite of another verb without ‘to’
- The verbs in question are used without doing or do or did in the past.
- The negative sentence is formed by using the word ‘not’.
Different modal verbs
1. Must and have to
- It is used for all persons in the present and the future tenses.
- The negative sentence use must not or mustn’t.
- Must have no infinite or past tense.
- It is used to express obligation for example- we must obey our elders.
- It is used to express compulsion for example- you must return by noon.
- It is used for saying that something is probably true as nothing else seems possible. For example- There must be some problem.
- It is used for prohibition For example- you must not use the cell phone while driving.
- It is used to give empathic advice. For example- you must have a doctor check-up once a year.
Have to– it is used to express obligation in the present while had to do in the past. It is used for external obligation by some authority or circumstances.
Had to – It is used for describing something that belongs to the past.
- I must reach there in time (the speaker himself feels so).
- You must reach in time (ordered to do so by some external authority).
- It is used to express obligation. For eg- They have to look after her child.
- It is used for giving advice. For eg – you have to study hard to score well.
- It is used for the logical conclusion. For eg., There must be some reason for marrying her.
- It is used to indicate something important. For e.g- they will have to clear their doubts to appear for a presentation.
These two verbs used in the following way as shown in the table
This verb is the past form of shall.
It is used for obligation or duty. For e.g- you should look after your child.
It is used to give advice. For e.g – you should take a lawyer advice.
It is used to express purpose. For e.g- he should work hard to win the match.
It is used to state imaginary results. For e.g- He should get married to an educated doctor.
It is used for the request. For e.g- I will be thankful if you should grant me leave for today.
This form of a verb is usually followed by an infinite without ‘to’. It is mainly used in questions and negatives. Example- you need not to attend the funeral.
The negative form ‘need not’ is used as needn’t.
Need does not change with the third person singular or the present tense. Example- He need not attend the meeting.
It is used to express absence. Example- you need not to send the letter of request.
It is used to express necessity. – For example- Need I have to solve all the questions today?
It is used to express unnecessary action. This rule is applied for need not with the perfect infinitive. For example- you needn’t have to go to the market as it is raining.
This form of the modal verb is usually followed by ‘to’ and an infinite.
It does not change with third person singular form. E.g. she ought to work little harder,
It can be used as a present past and future tense
Ought to see/hear or meet is used for emphasizing unusual things or impressive things. Like Indian time ought to win or ram ought to pass the entrance.
Ought to is used to believe something strongly. E.g. you got to wake up early. Or we ought to drink 6-8 glass water daily.
Ought to is used when we realize that we have not done the right thing as you ought listened to my lecture.
Ought to issue to express the subject’s obligation or a duty. But it indicates neither the speaker’s authority as with must nor an outside authority as with have to. The speaker is reminding the subject of his duty.
Ought can be used just like should.
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Tag: Class 10 English Grammar, Modals, Different forms of modals, Modal Auxiliaries and Uses