Sunday Post easy and cryptic. Can I have some help please
15a Lacking enthusiusm, half-hearted (5) -o-i-
20a Mercifully (8) ---o-e-y
17d Leguminous crops (6) ---s-s
1a tact no use from mouse - perhaps he'll catch it (6) -o-c-t
5d Fruit sweetie - create new model (8,5) h-n-y-e- ----n
18a Power the lamp arranged for small book