Accents and accent patterns are very important in Spanish grammar. For regular AR, ER, IR preterit tense verbs in what forms do the accents lie? Mark all the forms that require accents in the PRETERITE tense.

1.)Ellos Ellas Ustedes

2.)Vosotros

3.)Yo

4.)Nosotros

5.)EL Ella usted

6.)Tú