Definición / Explicación
En Present Simple, formamos oraciones negativas con do not o does not. Las formas cortas don't y doesn't son muy comunes en el inglés cotidiano. Después de don't / doesn't, usamos la forma base del verbo, no la forma con -s. Esto es diferente de las oraciones afirmativas, por eso es un error frecuente.
Reglas clave
- Usa don't con I, you, we, they.
- Usa doesn't con he, she, it.
- Después de don't/doesn't, usa la forma base: don't like, doesn't work.
- No añadas -s al verbo principal después de doesn't.
- Con be se usa otra estructura: isn't, aren't, no doesn't be.
Ejemplos
- I don't drink coffee. - No bebo café.
- You don't need this book. - No necesitas este libro.
- We don't live here. - No vivimos aquí.
- He doesn't drive. - Él no conduce.
- She doesn't like cold weather. - A ella no le gusta el tiempo frío.
- It doesn't work now. - Ahora no funciona.
Errores comunes
- ❌ He doesn't likes tea. -> ✅ He doesn't like tea.
- ❌ I doesn't know. -> ✅ I don't know.
- ❌ She doesn't at home. -> ✅ She isn't at home.
Consejos
- Un solo -s es suficiente: doesn't ya lleva la marca de tercera persona.