3 D Tacitus often played opera (4,3,5) c?s???????t?
6 D For capital,Ientered lively casino (7) ??c????
14 D Type of atom is getting round with highest energy(7) ?????p?
21 D Harmony gives group happy ending (5) ??I??
18 A Approximately one lot of drinks for us all (6) ?r????