"Ella _____ ingeniera." (She is an engineer.) (está / es)
"El gato _____ en el jardín." (The cat is in the garden.) (es / está)
"Yo _____ feliz hoy." (I am happy today.)
"Los estudiantes _____ cansados." (The students are tired.) (son / están)
"Nosotros _____ de Argentina." (We are from Argentina.)
"La puerta _____ cerrada." (The door is closed.) (es / está)
"Tú _____ muy inteligente." (You are very intelligent.)
"¿Dónde _____ ustedes ahora?" (Where are you all right now?) (son / están)
Ser vs Estar in Depth — Practice — Answer Key
Practice
es
Explanation: Use "ser" for professions and permanent identity. Her job as an engineer is a fixed characteristic.
está
Explanation: Use "estar" for location. The cat can move to a different location.
estoy
Explanation: Use "estar" for emotions and temporary states. Happiness is a temporary feeling, not a permanent identity.
están
Explanation: Use "estar" for temporary physical/emotional conditions. Being tired is a temporary state, not a permanent trait.
somos
Explanation: Use "ser" for origin and nationality. Where you're from is a permanent characteristic.
está
Explanation: Use "estar" with past participles (cerrada) to show the result of an action. Someone closed the door, and it is now in a closed state.
eres
Explanation: Use "ser" for personality traits and permanent characteristics. Intelligence is a fixed quality of who you are.
están
Explanation: Use "estar" for location. Where someone is located is temporary and can change.