Respuestas
Complete the conditional sentences using the correct form of the verbs.
• If I had known It was your birthday, I would have sent you some flowers.
→ Si hubiera sabido que era tu cumpleaños, te hubiera enviado algunas flores.
• If the gondolier had sung better, they wouldn't have felt so frustrasted.
→ Si el gondolero hubiera cantado mejor, no se hubieran sentido tan frustrados.
• If the bus to the airport had arrived on time, Paul wouldn't have missed the flight.
→ Si el autobús al aeropuerto hubiera llegado a tiempo, Paul no hubiera perdido el vuelo.
• If the weather had been better yesterday, my brother would have gone walking.
→ Si el tiempo hubiera sido mejor ayer, mi hermano hubiera ido a caminar.
Explicación:
La estructura del tercer condicional, que de hecho ahí esta es:
→ If + pronombre + had + verbo en participio + complemento + pronombre + would have + verbo + complemento