El guardia asegura que no haya ruido en la sala de lectura.

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Breakdown of El guardia asegura que no haya ruido en la sala de lectura.

• de: of
• que: that
• no: no
• el guardia: the guard
• asegurar: to make sure
• haber: there is
• el ruido: the noise
• la lectura: the reading

Questions & Answers about El guardia asegura que no haya ruido en la sala de lectura.

Why is the verb in the subjunctive form haya instead of the indicative hay?

Because asegurar can introduce a sense of ensuring a future outcome or a condition that still needs to be guaranteed. In negative or uncertain contexts, Spanish often uses the subjunctive to show that it’s not a simple statement of fact—in this case, the guard is ensuring that noise does not occur at all, so haya is used.

Why do we say ruido without a definite article, like el ruido?

In this sentence, ruido is being discussed in a general, non-specific sense: the guard wants no noise whatsoever. Using el ruido would refer to some specific noise already mentioned, but here it’s any noise in general.

What does en la sala de lectura mean literally, and why do we use la sala de lectura?

Literally, en la sala de lectura means in the reading room. The phrase la sala de lectura uses the definite article la because it refers to a specific, known location within a building (like a library), rather than a general idea of a reading space.

Could we say El guardia se asegura de que no haya ruido instead of El guardia asegura que no haya ruido?

Yes. El guardia se asegura de que… is a very common construction meaning The guard makes sure that…. Using asegura que without se also exists, but se asegura de que often sounds more natural when you want to emphasize the guard’s active role in preventing the noise.

Does asegura que always trigger the subjunctive?

Not always. If the speaker uses asegura que to report a fact (like He assures that the library is open), it can take the indicative. However, in a context of preventing or denying something, or talking about a desired outcome that isn’t certain yet, it often takes the subjunctive to express that element of uncertainty or non-existence.