options: m : it is 7:45 already ? we 've been waiting for so long . m : we 've been in the line at 6:45 , half an hour past already . m : a quarter to seven ? we only wait for 20 minutes . m : it is a quarter to eight now . we just wait for 10 minutes .
article: m : this line is so long . f : yes . it was a quarter past seven when we began to wait and we have already been waiting for half an hour .