unannounced [ˌʌnəˈnaʊnst] adjective non preannunciato ( f preannunciata) unannounced [ˌʌnəˈnaʊnst] adverb senza preavviso
Complétez la séquence avec la proposition qui convient. It's warm and sunny, … a picnic! let's have do we have let's not