1. The clock _________ (strike) four as Mary ________ (reach) her flat. She _________ (light) a final cigarette and _______ (sit) at her dressing table, thinking of the party she _____ (leave) an hour before. She would have been home much earlier but she _______ (have) difficulty in finding a taxi at that later hour. Reflecting that if she didn’t go to bed quickly, she would feel dreadful at work the next day, she _________ (put) down her cigarette, _______ (undress) quickly, and ________ (get) into bed. She _______ (fall) asleep at once.

       At that moment, the cigarette which she _______ (put) down and _______ (forget) to put out, _________ (drop) from the side of the ashtray and _________ (burn) a hole in the dressing table cloth.