Subject-verb agreement means that your verb must be conjugated, or changed, to fit (or agree) with the subject. Subjects can be singular or plural. Think of singular and plural as mathematical ...

With infinitives you can either attach the object pronoun to the end of the infinitive or put it before the first conjugated verb. With sentences that include a present participle, you can either ...

An infinitive is the ‘to’ form of a verb, for example 'to play', 'to watch', 'to be'. In Spanish infinitives end in 'ar', 'er' or 'ir'. Conjugated verbs in Spanish A conjugated verb is broken down ...