Review of Ser and Estar

Both ser and estar mean "to be", or "is", to English speakers. However, they are used in different situations. The verb ser is used to tell time, the date, discuss possession, origin, non-changing descriptions, and career.

ser	to be, "is"
yo soy	nosotros somos
tú eres	vosotros sois
él, ella, Ud. es	ellos, ellas, Uds. son

On the other hand, the verb estar is used to discuss temporary conditions or location.

estar	to be, "is"
yo estoy	nosotros estamos
tú estás	vosotros estáis
él, ella, Ud. está	ellos, ellas, Uds. están