Flash

Some important modal verbs (Must/Ought to/ Need/Dare/used to

By Learn English - Saturday, 20 April 2013 No Comments
Must / ought to
Must and ought are use to show expression of necessity. Like …

  • You must come office at 9 0’ clock.
  • You ought to come to office at 10’0 clock.
Ought is always come with infinitive “to” and must is without “to”

Must not/mustn't : ought not/oughtn't
Used to make negative with must not or ought not.
Must not or ought not to shows negative compulsion …like
  • She must not talk to his father like this.
  • She ought not to talk her father like this.
To show Assumption
  • As she is talking she must be very popular.
  • She ought to be very popular.
Expression of duty and obligation
  • She must respect her family.
  • You must love your work.
  • She ought to respect her family.
  • One ought to love his country.
To give advice
  • She must concentrate her work.
  • You ought to drive with care.
  • She must avoid fat food.
  • She ought to avoid argues with her elders.
To show certainty of past
  • He studied very hard he, must have secure first rank in the class.
  • He started with lots of enthusiasm,he must have got his destiny.
  • She spoke very fluently, she must have won the first prize.
Must be / must have been (also shows certainty)

  • He talks very impressively he must be an anchor.
  • This team plays very nicely, it must have been a winning team.
Ought to have
(Work that should be completed in the past but couldn't be completed)
  • He ought to have appeared at the examination.
  • They ought to have helped you in your need.

Exercise

  1. He must / must to come to me this evening.
  2. He ought to /ought come to me this evening.
  3. This program must / must to have succeeded.
  4. You must not / must to talk in hurry.
  5. He ought/ ought to not to talk in hurry.
  6. He ought to/ ought have reached well in time.
  7. She ought to / ought have done it earlier.
  8. He must not / must to have fight with his neighbour.

Solved Exercise

  1. He must come to me this evening.
  2. He ought to come to me this evening.
  3. This program must   have succeeded.
  4. You must not talk in hurry.
  5. He ought not to talk in hurry.
  6. He ought to have reached well in time.
  7. She ought to have done it earlier.
  8. He must not have fight with his neighbor.

Need/needn't
Need is used to tell about necessity,
  (He, she)“s” in  third person singular 
 (I, u, or we)  without “s”
  • I need some water.
  • He needs water.
  • They need water.
  • We need your support.
  • I needed a pen.
  • She doesn't need anything.
"Need" in negative sentence
In negative sentence  third person also come without  “s”
  • He need not fear me.
  • He need never fear me.
  • He need hardly take my help.
"Need" in interrogative sentence
In interrogatives,( third person without “s” )
  • Need you help him?
  • Need she come with him?
"Need" with do interrogative
  • Do they need to go with him?
  • Does she need to go alone there?
  • Do you need to behave like this?
Needn't
  • Needn't in both number singular as well as plural.
  •  Need not to go there?
  • They need not to share it with you.
  • we need not to take him in our team.

Exercise

  1. I need /needs a good friend.
  2. I am in need / needs of a good house.
  3. She doesn't need / needs my help.
  4. Ram need/ needs not to go there.
  5. She need/ needs hardly help of anybody.
  6. Need / need she meet you?
  7. Does she need / needs to come there?
  8. You need / needs not to quarrel over such a petty matter.
  9. You need / needs not to have sold your car.
Solved Exercise
  1. I need a good friend.
  2. I am in need of a good house.
  3. She doesn't need my help.
  4. Ram need not to go there.
  5. She need hardly help of anybody.
  6. Need he meet you?
  7. Does she need to come there?
  8. You need not to quarrel over such a petty matter.
  9. You need not to have sold your car.

Dare / Dare not
Dare is used to give challenge, and it used according to number or person,
in  third person singular dares or
dare with (I, we, you)

  • He dares me to go alone in the dark wood.
  • I dare you to compete with him.
  • They dare me to do such a big task alone.
"Dare" in negative sentences
in negative sentences dare comes without “s” w
  • He dare not to leave me.
  • I dare not stand before him.
  • You dare not to ask me anything personal.
  • She dare hardly speak before her father.

Interrogative with dare
In interrogative dare not dares,
  • Dare he speak before you?
  • Dare he repeat the same mistake.
  • Dare in do interrogative (dare not dares)
  • Does she dare to challenge you?
  • Did she dare to slap her?
  • Do I dare to stand before you?
"Dare not"
  • She dare not to say a single word to me.
  • I dare not to perform on such a big stage.
Dare not have +past participle (to show the past unnecessary)
  • He dare not have talked like this.
  • You dare not have moved this heavy luggage alone.

Exercise

  1. He dares / dare me to compete with him.
  2. I dare/ dares you to compete with me.
  3. She dare / dares not accept my challenge.
  4. He dares/ dare not t o speak before me.
  5. I dare / dares not disobey him.
  6. She dare / dares not challenge me.
  7. I dare / dares not act against your will.
  8. How you dare / dares to neglect me.
Solved exercise
He dares me to compete with him.
I dare you to compete with me.
She dare not accept my challenge.
He dare not t o speak before me.
I dare not disobey him.
She dare not challenge me.
I dare not act against your will.
How you dare to neglect me.


Used to
To tell frequency and hobbit of past

  • He used to come at my home to watch the TV.
  • She used to try my outfits.
  • They used to quarrel with their neighbor.
  • I used to play the flute in my college days .
  • I am used to of this life.
Negative and interrogative with "used to"
  • She used not to live in this kind of house.
  • Used he to were this kind of dress?
To tell habitual of the thing use subject+ verb
 “to be”+ used +noun / gerund
  • I am used to of this.
  • She is used to of this luxury life.
  • He has to become used to traveling in crowded bus.
Do + used to
  • He did not used to live life in this way.
  • Did he use to live like this?

Exercise:

  1. We used to/ used go there together.
  2. I used to/ used go in crowded bus.
  3. She used not / use to wear cheap material.
  4. I used to / use an easy going life.
  5. I am not used / use to drive my car.
Solved
  1. We used to go there together.
  2. I used to go in crowded bus.
  3. She used not to wear cheap material.
  4. I used to an easy going life.
  5. I am not used to drive my car.

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