Possible Clues:

• Do exam again
• Amongst others, one providing fresh test for student
• One among others repeated test
• Further test son's taken in two subjects
• Green skirt oddly removed at second attempt
• Meet at end of scripture exam — again
• Tries with difficulty to become a candidate once more
• Again take nap, one tucked in
• I must interrupt holiday for further exam
• Repeat (an exam)