Need lots of help I'm afraid! 9 still to go!
The answers are all car manufacturers.
2) A formal or solemn command (4)
9) Minute passage in school? The opposite! (7)
12) Lure ant into car (7)
20) Court twice - timeless (6)
21) Patch of ground for America (5) Could the answer be Lexus?
23) Examine accounts with no time limit (4) Could the answer be Audi?
24) Play with Greek letter missing the start (6)
25) The German end with learner inside (7)
27) Greek gold for novice queen (8)
Any help will be very gratefully received. Thank you.