NORDINVERSITY
2nd Bac Grammar Reference

Grammar: Gerunds and Infinitives

Gerunds (verb + -ing) and Infinitives (to + verb) are verb forms that can function as nouns. The main verb in a sentence often determines which form to use.

Gerund (-ing)

  • As a subject: "Swimming is good exercise."
  • After prepositions: "She is good at painting."
  • After verbs like: enjoy, finish, suggest, avoid, keep, mind, miss. *"He suggested going for a walk."*

Infinitive (to + verb)

  • To express purpose: "He came here to study."
  • After verbs like: want, need, hope, decide, plan, promise, agree. *"They decided to leave early."*
  • After both (no change in meaning): like, love, hate, prefer, start, continue.

Advanced Forms

FormNameUse & Example
having donePerfect GerundAction happened before main verb.
"He was proud of having won the competition."
being donePassive GerundThe subject receives the action.
"I dislike being told what to do."
to have donePerfect InfinitiveAction happened before main verb.
"He claims to have met the president."
to be donePassive InfinitiveThe subject receives the action.
"This work needs to be done by Friday."

Bare Infinitive (without 'to')

Used after modal verbs (can, will, must) and certain verbs like let, make, see, hear . *"You must go now." / "She made me laugh."*

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