1. Present Tense of Irregular yo Verbs; Pronouns after Prepositions Unidad 3 Lección 1

2. Present Tense of Irregular yo Verbs Verbs that are irregular only in the yo form (-go verbs):  hacer (to do, to make)  hago  poner (to put)  pongo  salir (to go out, to leave)  salgo  traer (to bring)  traigo

3. Stem-changing verbs that are also irregular in the yo form (-go verbs):  decir (to say, to tell)  digo  venir (to come)  vengo  tener (to have)  tengo

4. Additional irregulars in the yo form:  conocer (to know, to meet)  conozco  dar (to give)  doy  saber (to know)  sé  ver (to see)  veo

5. Pronouns after Prepositions  Pronouns after prepositions like para, de, a, and con: mínosotros(as) tivosotros(as) él, ella, ustedellos(as), ustedes

6.  With verbs like gustar, use pronouns after the preposition a to add emphasis or clarification.  When you use mí and ti after con, they form the words conmigo and contigo.