12a At home,somehow courted daughter and proposed (10) I?T???U?E? INTRODUCED?
5d Emerge with parts switched as result(7) O?T???E
17d Member of staff a head interrupts after of term, mostly(7) T?A???? TEACHER?
14d A politician was untruthful about condition being strengthened(9) AMP I???? AMPLIFIED?
Last 3.
24a New way to introduce service(6) ??D?R? MODERN
19d Film, for instance that's neither rare nor well done(6) ?E?I?M MEDIUM
22a School embracing popular conclusion(6) ?I?I?H FINISH