cryptic crossword

ACROSS

1 Hard top that could make

vehicle fast (8)

5 Marched in a line, crossing

motorway, and shot (6)

9 Disposal must cover one

barrel for water (8)

10 Cuts back on seconds and

extras (6)

12 Uncooked tuna -- a rule that's

broken (2,7)

13 Widow nervously entertaining

holder of title (5)

14 Follow when husband leaves,

for instance (4)

16 Support European partner (7)

19 Broadcaster's connected with American medicinal preparation (7)

21 Not quite satisfied, having

eaten nothing disgusting (4)

24 Letter should give order date

for return (5)

25 Ballet position of sailor in lively square beginning to evolve (9)

27 Crude description of our

world? (6)

28 Manage development of

voiceprint without IP (8)

29 Saying nothing as is head of

psychology, for example (6)

30 Most amusing list set out by

Germany (8)

DOWN

1 Careless sixty per cent of

victims (6)

2 Weaken fast, held down by

soldiers (6)

3 Turn to bigwig after being set

up (5)

4 Group pressure finally comes

after erotic dancing (7)

6 I am quick, posh and

unrehearsed (9)

7 Sweet provided by charmer in

guesthouse? (8)

8 Justifies low exam grades and

answers (8)

11 This is the answer! (4)

15 A star dancing with Prince in

Asia will find material (9)

17 Mistakes of line taken by

post-war generation (8)

18 Seeing some burglar get nicked on the way up is essential (8)

20 Humiliation? Mostly pretence

(4)

21 Prefer to accommodate

Liberal character (7)

22 One of five, in the borders of

Europe, like a horse (6)

23 Fed up with European Commission? Time to change allegiance (6)

26 Speak highly of former tax

cut (5)