Trains to oxford..every hour in the morning 1 left leaves 3is leave 4leave 2.this problem..very often 1.isn't happen 2doesn't happen 3don't happen 4doesn't happens 3.that ring..very expensive 1is 2does 3are 4cost 4/ where is your car? - it's at home. at the moment 1 not work 2isn't work 3isn't working 4doesn't work 5. the party when it started to rain 1leave 2leaved 3left 4leaves 6. when dinner, a strange noise 1cooked/hear 2was cooking/heard 3was cooking/was hearing 4 cook/heard 7. the two men.. by the police yesterday 1were stopped are stopped 3stopped 4are being stopped 8. she offered.. the washing-up 1does 2doing 3do 4to do 9. i..that camera if it..too much 1willbuy/willnot cost 2buy/doesn't cost 3willbuy/doesnb'tcost 4buy/costs
2 doesn't happen
3 is
4 isn't working
5 left
6 was cooking/heard
7 were stopped
8 to do
9 will buy/ doesn't cost