cryptic crossword

ACROSS

1 Examination, very old, performed quickly outside (4,4) 5 GP keeps more fluid in roof

extension (6) 9 Isolated men lose ground

inhaling oxygen (8) 10 Dutch illicitly import flavouring (6) 12 Second-hand part returned

by Merseyside supplier (4) 13 Southern sea seemed crazy

as a source of oil (6,4) 15 Tear urban lawn up? That

can’t be justified (13) 19 Helter-skelter? It could end in

disaster (8,5) 23 Go round with new notice: is

old candidate up for it? (2-8) 25 David Lean brought in a

member of the Pythons (4) 28 Wife about to quit Newcastle

for Settle (6) 29 Who damaged U-boats guarding English routes initially? (8) 30 Start to strum an instrument

as greeting (6) 31 Fib with success, well-timed,

ignoring the odds (5,3)

DOWN

1 Bottle, sort of oval, with pure

contents (6) 2 Avoiding front, approach

where event takes place (5) 3 Massive tax squeezes Sweden

(4) 4 A s person of equal rank MC

exchanges letters (7) 6 Yellowish mineral deposit surrounding church (5) 7 Easily influenced, Ella breaks

up with Mabel (9) 8 Animals in three rivers, including German one (8) 11 Half of smallest room disappears, exposing hot rock (4) 14 Switch hands around (4) 15 General butcher ruins veal (9) 16 Fish abeam! (3) 17 Periodically turn out extreme

left-winger (4) 18 They offer flimsy protection

for violin parts (1-7) 20 Irish broadcaster brings in a

judge (4) 21 Tolerate first half of Scottish

ham, stewed (7) 22 Student’s target: 60 minutes

(6) 24 150 dine outside in dazzling

display (5) 26 Live and prosper, sacrificing

nothing (5) 27 Hooligan left unconscious (4)