options: f : i think we can try to go home by subway . f : here is a taxi that can take us to the shopping mall . f : ok , let wait the taxi on the roadside . f : the bus is coming , let 's go home .
article: f : how are we going to get home ? it 's so late that the buses and subways of all stopped running . m : it looks as though we have no choice but to call the taxi .