debe haber estado

must have been

→ deber
phrase Uncommon #18,400
must have been Used to express a strong guess about a past state or condition.
SP: Debe haber estado ocupado ayer.
EN: He must have been busy yesterday.

Debe haber estado muy feliz de tener su primer nieto.

He must have been very happy to have his first grandchild.

— Broker (2022)

Debe haber estado tibio porque lo tuve conmigo todo el día.

It must have been warm because I had it with me all day.

— Thirst (2009)

Debe haber estado en casa entonces.

He must have been at home then.

Debe haber estado nervioso, pero no titubeó.

He must have been nervous, but he didn't hesitate.

— Titanic (1997)

Tom debe haber estado en su casa entonces.

Tom must have been at home then.

Debe haber estado cansado.

He must have been tired.

— Broker (2022)

Ella debe haber estado enferma.

She must have been sick.