10a. ....where padre has tea without milk and sugar?(8)c?a?l???
11a.laura endlessly floundering in the river(4)?r?l
17a.half a dozen look back at old instrument(4)v?o?
18a.applaud another part of the nonsense(8)?l???r?p
12d.type of shot about to strike a mineral(8)?r???i?e
thanks in advance