Answer:
1) <u>Yo </u>tengo el mantel en la mesa.
2) <u>Mi papá</u> desayuna en el restaurante.
3) <u>¿Usted</u>, señora, quiere la servilleta?
4) <u>Tu</u> no escuchas a la mesera.
Explanation:
1) Yo <u>Tengo</u>/ Tu <u>tienes</u>/ El <u>tiene</u>/ Ella <u>tiene/</u> Nosotros <u>tenemos/</u> Ellos <u>tienen</u>
The tense in which the verb is used is present and, as it refers to the first person, the verb in Spanish is: <em>Tengo </em>
2) Yo <u>desayuno</u>/ Tu desayunas/ El <u>desayuna</u>/ Ella <u>desayuna</u>/ Nosotros <u>desayunamos</u>/ Ellos <u>desayunan</u>
The tense in which the verb is used is in the present, but as it refers to the third person, the verb used is: <em>Desayuna </em>
3) Yo <u>quiero</u>/ Tu <u>quieres</u>/ El <u>quiere</u>/ Ella <u>quiere</u>/ Nosotros <u>queremos</u>/ Ustedes <u>quieren</u>
The tense in which the verb is used is in the present, but being a "Señora" the pronoun is She and the sentence is in the third person, the verb used is: Quiere.
4) Yo no <u>escucho</u>/ Tu no <u>escuchas</u>/ El no <u>escucha</u>/ Ella no <u>escucha</u>/ Nosotros no <u>escuchamos</u>/ Ellos no <u>escuchan</u>
The tense in which the verb is used is present and, as it refers to the second person, the verb in Spanish is: <em>Escuchas.</em>