两人对话 A:Good evening!What can I do for you?B:I'm looking for a pair of black shoes.A:What size do you want?B:Size 10.A:Sorry,I afraid we haven't got any black shoes in that size at the moment.We've... 两人对话 A:Good evening!What can I do for you?B:I'm looking for a pair of black shoes.A:What size do you want?B:Size 10.A:Sorry,I afraid we haven't got any black shoes in that size at the moment.We've...