Your help has enabled me to finish [correctly I hope]. I would appreciate an explanation of the clues.
1. 49a Eat in the morning or stop working within a short time. I have breakfast and can see its relevance to the first part of the clue but not the second. 50d stab unpleasant person in New York upset by English. I have knife and can see the stab connection but not the remainder. Could you explain please?