A: I want to exchange this DVD player. 我想换台DVD播放机。 B: No problem. Do you have your receipt? 没问题。你有收据吗？ A: That's one thing I never forget. 收据我永远不会忘。 B: Now, what seems to be the problem? 机器有什...
A: May I exchange this DVD player? 我能换台DVD播放机？ B: Certainly. Do you have your receipt? 当然可以，你有收据吗？ A: Here you are. 给你。 B: Now, why do you want to exchange it? 现在能解释些为什么想换机器吗？...
A: I'd like to exchange this DVD player. 我想换掉这台DVD机。 B: Of course. Do you have your receipt? 当然可以，你有收据吗？ A: Here it is. 给您。 B: Now, could you tell me why you want a different one? 你能告诉我为什么想换...
