Struggling on the last few any help grateful please
11. Has this island has an obsession with thanks in short (8)
45. The mother of this cheeky little rodent has no aspiration (9)
47. Sounds like a final resting place for this vehicle(8)
52. An excamation of gratitude and relief at finding the toilet (6)
53. Hades is going under as a Chinaman might say (8)