| A | B |
| yo | I |
| Tú | You(informal) |
| Ella | she |
| ud. | You(formal) |
| él | He |
| Nosotros | we |
| ellos | They(all guys) |
| Ellas | they(all girls) |
| Uds. | You guys |
| (Yo) soy | I am |
| (Tú) eres | You are(informal) |
| (ella) es | She is |
| Ud. es | You are(formal) |
| (él) es | He is |
| (Nosotros) somos | We are |
| (ellos) son | they are |
| (ellas) son | They are |
| (Uds.) son | You(pl) are |
| What is the form of ser that goes with YO | SOY |
| What is the form of ser that goes with tú | ERES |
| What is the form of ser that goes with ella | ES |
| What is the form of ser that goes with Él? | ES |
| What is the form of ser that goes with ud. | ES |
| What is the form of ser that goes with Homer | ES |
| What is the form of ser that goes with ANA | ES |
| What is the form of ser that goes with nosotros | SOMOS |
| What is the form of ser that goes with Homer y yo | SOMOS |
| What is the form of ser that goes with ellos | SON |
| What is the form of ser that goes with ellas | SON |
| What is the form of ser that goes with uds. | SON |
| What is the form of ser that goes with Homer y Lisa | SON |
| What is the form of ser that goes with Lisa y Marge | SON |
| What is the form of ser that goes with Stewie y Brian | SON |
| What is the form of ser that goes with Peter y Lois? | SON |
| What is the form of ser that goes with Stewie, Brian y yo | SOMOS |