formal [ˈfɔ:ml] adjective 1. [language] formell [person] förmlich 2. [event] feierlich formal clothes Gesellschaftskleidung die 3. [offer, decision] offiziell formal education Ausbildung die in einer Institution
Complétez la séquence avec la proposition qui convient. I'm tired because I … all morning. have been working have working