Spanish/Tenses/Indicative/Perfect/Future

	-AR / -ER / -IR
	conjugation	example	translation
	-AR / -ER / -IR	hablar	to speak
Yo	habré + past participle	habré hablado	I will have spoken
Tú	habrás + past participle	habrás hablado	You will have spoken
Él	habrá + past participle	habrá hablado	He will have spoken
Nosotros	habremos + past participle	habremos hablado	We will have spoken
Vosotros	habréis + past participle	habréis hablado	You all will have spoken
Ellos	habrán + past participle	habrán hablado	They will have spoken

Some things to note:

1. This tense (and all perfect tenses) uses a form of the irregular helping verb haber (meaning to have done). As this is the future perfect indicative, it takes the simple future indicative form of haber.
2. The past participle of a regular verb is formed by adding -ado to the stem of an -AR verb, and -ido to the stem of an -ER or -IR verb.
3. As the structure for this tense is a form of haber with the past participle, there are no irregular verbs in this tense. Any irregularity would come from a verb with an irregular past participle, but the haber + past participle structure still holds true.
4. While the past participle is oftentimes the same word as the adjective form of a verb (las palabras habladas - the spoken words), the past participle itself is not an adjective, and therefore does not have to "agree" with the subject. Regardless of the subject's gender or number, the past participle remains the same. Ellas habrán hablado, NOT ellas habrán habladas.
5. Be careful not to confuse the past participle with the gerund. habré hablado, not habré hablando.