Answer:
In order to complete the lists of verbs in this exercise, you have to take the verbs from each of the items and follow the inflections provided in each sample. Note that each item on the list has one verb. each of these verbs have to be used in the other items as well, completing all the inflections of the present tense in Spanish for these verbs.
Example: The first item on the list ("<em>infinitivo"</em>) includes the verb <em>cantar</em>, thus we have to use the verb <em>cantar</em> in order to form the inflection of the personal pronoun <em>yo </em>(I) the second item as well (<em>canto</em>).
Explanation:
<em>1. Infinitivo </em><em>a) </em>cantar<em> </em><em>b) preguntar c) contestar d) practicar e) desear f) llevar </em>
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<em>2. yo </em><em>a) canto b) </em>pregunto<em> c) contesto d) practico e) deseo f) llevo </em>
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<em>3. tú </em><em>a) cantas b) preguntas c) </em>contestas<em> d) practicas e) deseas f) llevas</em>
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<em>4. Ud., él, ella</em><em> a) canta b) pregunta c) contesta d) </em>practica<em> e) desea f) lleva </em>
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<em>5. nosotros/as </em><em>a) cantamos b) preguntamos c) contestamos d) practicamos e) </em>deseamos<em> f) llevamos </em>
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<em>6. Uds., ellos </em><em>a) cantan b) preguntan c) contestan d) practican e) desean f) </em>Ilevan