Reference
Infinitive vs. -ing
Infinitive and -ing forms are used after certain verbs and expressions to show purpose, intention, or the activity itself. As formas no infinitivo e com -ing são usadas após certos verbos e expressões para mostrar propósito, intenção ou a atividade em si.
Overview
Some verbs are followed by the infinitive (to + verb), while others are followed by the -ing form. Alguns verbos são seguidos pelo infinitivo (to + verbo), enquanto outros são seguidos pela forma -ing.
to study / studying
•I want to study English. Eu quero estudar inglês.
•I enjoy studying English. Eu gosto de estudar inglês.
Infinitive (to + verb)
We use the infinitive after many verbs, adjectives, and to show purpose. Usamos o infinitivo após muitos verbos, adjetivos e para mostrar propósito.
want, decide, need, hope, plan, try
•She decided to leave. Ela decidiu sair.
•I went to the store to buy milk. Eu fui à loja para comprar leite.
-ing (Gerund)
We use the -ing form after certain verbs and as a noun. Usamos a forma -ing após certos verbos e como substantivo.
enjoy, avoid, finish, keep, suggest, mind
•She enjoys reading. Ela gosta de ler.
•Swimming is good for your health. Nadar é bom para sua saúde.
Verbs that Change Meaning
Some verbs change meaning depending on whether they are followed by the infinitive or the -ing form. Alguns verbos mudam de significado dependendo se são seguidos por infinitivo ou -ing.
remember, stop, try, forget
•I remembered to call her. Eu lembrei de ligar para ela (ação depois).
•I remember calling her. Eu lembro de ter ligado para ela (memória passada).
•He stopped to smoke. Ele parou para fumar (parou outra coisa para fumar).
•He stopped smoking. Ele parou de fumar (cessou o hábito).
Exercises
1. Choose the correct form (to + verb or -ing).
1. I decided ___ a new language.
2. She enjoys ___ music.
3. We stopped ___ a break.
4. He avoided ___ late.
5. I remembered ___ her about the meeting.
6. They suggested ___ earlier.
7. He forgot ___ the door.
8. She tried ___ the problem.
9. I don’t mind ___ here.
10. He hopes ___ a promotion.
2. Fill in the blanks with the correct form (to + verb or -ing).