Please can someone help me with:
11 across: Greatly amused a great many (4) S_E_
25 across: Back green motoring group touring part of UK island region (7) O_E_N_A (the "E" is from 21 down, which I think is theta)
19 down: Is Rev Green unable to get 10 (6) _A_T_L (10 is fromage)
Thanks in advance