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1 I had  just finished2 rang3 went4 had told5 she was going6 opened7 saw8 was9was 10 i had heard11 shut12 began13 was going on14 was15 noticed16 picked it up17 realized18 had pushed19 I had never saw20 began1 he has been standing2 had gone3 how long did you revise4 has been watching5 haven t seen 6 What were you doing 7 was doing