Ought To


 
 
Concept Explanation
 

Ought To

Use of Ought to:

Ought is also a modal verb. The same form ought is used for Present and Future tenses. It is also used in Past when preceded by a verb in Past tense or followed by a Perfect infinitive, Ought is always followed by full infinitive to : e.g.

   (a) I ought to worite to her todaytomorrow.

   (b) I knew, I ought to write to her.

The negative form of ought - ought not oughtn't and the interrogative form - ought I / he / you? etc. Negative interrogative form - ought I not oughtn't I? etc.

1. Ought is used for denoting advice, moral obligation, duty,e.g

    (a) You ought to consult a physician.            (adive)

    (b) We ought to respect our parents.           (moral duty)

    (c) We ought to help our friends.                (moral obligation)

2. The use of ought in perfect denotes an unfulfilled obligation or an action that didnt take place, e.g.

    (a) She ought have invited him to the function.   (but she didnt invite him)

    (b) He ought to have helped him in that matter.  (but he didnt help him)

3. It is generally assumed that ought to and should have similar uses. But in formal notices or for information etc, should (but not ought) is used. e.g.

    (a) Students should be prepared to donate the blood.

    (b) Travellers should be in possession of the following documents.

We cant use ought in above sentences. 

Sample Questions
(More Questions for each concept available in Login)
Question : 1

Fill the blank part with correct modal .

1. If he started out at nine, he ___________  be here by now.

2. That ___________  be enough food for the four of us.

Right Option : A
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Explanation
Question : 2

Fill the blank part with correct modal .

1. You ______________ have come to the meeting. It was interesting.

2. Children ____________  be able to read by the age of 7.

3. Nurses _________  earn more.

Right Option : C
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Explanation
Question : 3

Fill the blank part with correct modal .

1. We ___________  be leaving now .

2. This is delicious. You ___________  try some.

Right Option : B
View Explanation
Explanation
 
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