Infinitive without to – English Grammar

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The Infinitive without to – Examples

After the following phrases we use the Infinitiv without to:

1. after auxiliaries/modals

  • can

    He can run very fast.

  • could

    As a boy he could run very fast.

  • may

    I may fly to Africa this summer.

  • might

    I might fly to Africa this summer.

  • must

    I must go now.

  • mustn't

    You mustn't smoke here.

  • needn't

    You needn't go.

  • shall

    We shall sing a song.

  • should

    We should sing a song.

  • will

    She will cook a meal for his birthday.

  • would

    She would cook a meal for his birthday.

2. after the auxiliary do

  • do

    I don't know.

3. after the following structures

  • had better

    You had better clean up your room.

  • would rather

    Susan would rather study for her exam tomorrow.

  • would sooner

    I would sooner read a book than watch this film.

  • why not

    Why not ask your neighbour for help?

  • why should we

    Why should we go by car?

  • why should we not

    Why should we not go by car?

4. after verbs of perception + object (action has finished)

  • feel

    She feels the rain fall on her face

  • hear

    I heard Peter sing a song.

  • notice

    Mandy noticed the boy climb the tree.

  • see

    They saw him climb up the roof.

  • watch

    He watched the thieves steal a car.

5. after let

  • let + object

    Sandy let her child go out alone.

    The mother let her daughter decide on her own.

  • let's

    Let's go for a walk through the park.

6. after make + object

  • make

    She made Peggy and Samantha clean the room.


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