Quiero recuperarme antes de la carrera solidaria.

Because quiero is the first-person singular form of querer in the present tense.

• yo quiero = I want
• tú quieres = you want
• él/ella quiere = he/she wants

So the sentence starts with Quiero... because the speaker is saying what they want.

Because in Spanish, when you use a reflexive infinitive after another verb, the reflexive pronoun can attach to the infinitive.

Here:

• quiero recuperarme = I want to recover / I want to get better

This is made up of:

• recuperar = to recover
• me = myself

So recuperarme literally contains to recover myself.

You can also say:

• Me quiero recuperar

Both are correct. Attaching the pronoun to the infinitive is very common.

The me makes the verb reflexive.

Compare:

• recuperar = to recover something
  
  • Quiero recuperar mi dinero. = I want to recover my money.
• recuperarse = to recover / get better
  
  • Quiero recuperarme. = I want to recover / get better.

So in this sentence, me shows that the recovery happens to the speaker themself.

Because antes de is used before a noun or an infinitive.

Here it is followed by a noun phrase:

• antes de la carrera solidaria

So antes de is the correct structure.

Useful comparison:

• antes de la carrera = before the race
• antes de salir = before leaving

But if a full clause follows, Spanish usually uses:

• antes de que...
  • subjunctive

Example:

• antes de que empiece la carrera = before the race starts

Because antes de must be followed by the noun phrase, and la carrera solidaria is a feminine singular noun phrase:

• la carrera
• solidaria agrees with carrera

So:

• antes de la carrera solidaria = before the charity race

Also, note this useful grammar point:

• de + el = del
• but de + la stays de la

So:

• antes del partido
• antes de la carrera

In Spanish, adjectives usually come after the noun.

So the normal order is:

• carrera solidaria

This is the most natural, standard way to say it.

Putting the adjective before the noun is sometimes possible in Spanish, but it often sounds more literary, emphatic, or changes the nuance. For a normal everyday phrase, carrera solidaria is exactly what you would expect.

Here solidaria means something like charity, fundraising, or for a good cause.

A carrera solidaria is usually a race or run organized to support a cause, raise money, or help others.

It comes from solidario/solidaria, which is related to solidarity. In English, the most natural translation is often charity race or charity run, even though the Spanish word is literally closer to solidarity-related.

No. Carrera has several meanings, so it can be a tricky word for English speakers.

Common meanings include:

• race
• degree/course of study
• career/profession in some contexts

In this sentence, because of solidaria, it clearly means a race or run.

Examples:

• una carrera de 10 km = a 10k race
• estudiar una carrera = to study for a university degree
• hacer carrera en algo = to build a career in something

So context is very important.

Because after querer, Spanish normally uses an infinitive to say what someone wants to do.

Structure:

• querer + infinitive

Examples:

• Quiero descansar. = I want to rest.
• Quiero comer. = I want to eat.
• Quiero recuperarme. = I want to recover / get better.

This is similar to English want to + verb, except Spanish uses the infinitive directly.

Yes. That is also correct.

With a conjugated verb plus an infinitive, the reflexive pronoun can usually go in two places:

• Quiero recuperarme
• Me quiero recuperar

Both mean the same thing.

The version with the pronoun attached to the infinitive is often taught early because it is very clear structurally, but both are natural.

Not exactly.

• antes de = before
• by often means no later than

In many situations they may be close in meaning, but they are not identical.

This sentence says:

• before the charity race

It focuses on being recovered earlier than the race.

If you wanted a more goal-oriented feeling like in time for the race, Spanish might also use:

• para la carrera solidaria

Compare:

• Quiero recuperarme antes de la carrera solidaria.
  = I want to recover before the charity race.
• Quiero recuperarme para la carrera solidaria.
  = I want to recover in time for / for the charity race.

Both are possible, but the nuance is a little different.

Yes. Recuperarse is quite flexible.

Depending on context, it can mean:

• to recover physically
• to get better after an illness
• to bounce back after stress, fatigue, or a bad experience

So without more context, Quiero recuperarme... could refer to physical recovery, tiredness, injury, or even a general return to normal. In a sentence about a race, many learners would naturally assume physical recovery, but the verb itself is broader than that.

Because it agrees with carrera, which is:

• feminine
• singular

So the adjective must also be feminine singular:

• la carrera solidaria

Compare:

• el evento solidario
• la carrera solidaria
• los eventos solidarios
• las carreras solidarias

This kind of adjective agreement is a basic but very important feature of Spanish grammar.