When forming the future tense for the verbs poner, salir, and venir in Spanish, the pattern involves adding specific endings to the infinitive form of the verb. For poner, the future tense is formed by adding the endings -é, -ás, -á, -emos, -éis, -án to the infinitive stem. For example, "Yo pondré" (I will put). Similarly, for salir, the future tense is formed by adding the endings -é, -ás, -á, -emos, -éis, -án to the infinitive stem. For example, "Él saldrá" (He will leave). Lastly, for venir, the future tense is formed by adding the endings -é, -ás, -á, -emos, -éis, -án to the infinitive stem. For example, "Nosotros vendremos" (We will come). Overall, the pattern for forming the future tense for these verbs involves adding specific endings to the infinitive stem to convey actions that will take place in the future.
