Related Clues:

• Standard from opera finally cut
• Standard example of opera, with ending drawn out
• Standard style of architecture lacks a name
• 'Service not included' is the usual thing
• Acceptable standard
• Standard choice between central characters
• O'Neill, ex-Test batsman
• Usual standard
• Standard contribution to Sun or Mirror
• The usual - selection from gin or martini
• The usual standard
• Aim to secure fine, rising woman
• Expected level
• Bacterium, virus, etc
• Usual standard of opera finally falling