Es erróneo no estudiar la lección antes de la clase.

to be

Breakdown of Es erróneo no estudiar la lección antes de la clase.

• la lección: the lesson
• estudiar: to study
• antes de: before

Questions & Answers about Es erróneo no estudiar la lección antes de la clase.

Why is erróneo used here instead of something like incorrecto?

In Spanish, erróneo often conveys the idea of being mistaken or incorrect in a more formal or emphatic way, while incorrecto can sound more direct or even blunt. Both words mean “wrong,” but using erróneo may feel slightly more formal or nuanced.

How does the sentence structure work with Es erróneo no estudiar?

It’s an impersonal construction. In Spanish, Es + adjetivo + infinitivo is a common way of expressing an opinion or general statement about an action. The structure literally means It is wrong not to study…, where no estudiar is the infinitive phrase acting as the subject of es.

Why is la lección used with the definite article here?

Spanish typically uses the definite article when referring to a specific lesson or topic already known in context. Since you are talking about the lesson you’re supposed to study, la lección is more precise than just saying lección without an article.

Does antes de la clase always translate directly to “before class”?

Yes, antes de means before, so antes de la clase can mean “before class.” In casual speech, people sometimes say antes de clase without the article, but antes de la clase is more standard and still perfectly natural in everyday conversations.