curts(e)y [ˈkɜ:tsɪ] ( pt & pp curtsied ) noun Knicks der curts(e)y [ˈkɜ:tsɪ] ( pt & pp curtsied ) intransitive verb knicksen
Complétez la séquence avec la proposition qui convient. “Smoking is forbidden” means you … smoke. need to needn't mustn't