(1a) When eighteen score degrees, we're back where we started. (4, 6)
(14d) A small alteration that brings improvement - or some coins for a gambler? (1, 6, 3, 3, 6)
(42d) Making that call in 2018? (7, 2, 3, 3, 4)
(121a) The 'morning after' look appears ere ye badly need reforming! (6, 4)