Related Clues:

• To a greater than desirable extent
• 'Besides, moreover (4)'
• 35 across can get on without this, perhaps even more
• All so sound
• A half-century like this is the way to give 23 down a start
• The very way to get on from the lesson
• As well as this it might all come to nothing
• The way to get on with the lesson?
• The tide turns or gets to the top of the paper
• A swell perhaps, that might get one to 12 across
• Indeed that might be more like it
• That ran last, too
• Indeed you may get more from such a lesson
• This ran at last, too
• One half century like this would sound like two