57.We have to inform you that the model in question has already been discontinued. (譯成中文)　(A)您所詢問的模型已寄出，就此通知　(B)有疑問的模型已不再能繼續使用，就此通知　(C)該機種已停產，就此通知　(D)有問題的機種已經停產，就此通知。

53.因貴方與本公司長期合作，我們將照定價打七五折給您。（譯成英文）　(A)Because of your long association with our company, we will give you a discount of 75% off the list price.　(B)Because of your long association with our company, we will grant you a 75% discount of the list price.　(C)Because of your long association with our company, we will allow you 25% of the list price.　(D)Because of your long association with our company, we will offer you a 25% discount off the list price.

57.We have to inform you that the model in question has already been discontinued. (譯成中文) (A)您所詢問的模型已寄出，就此通知 (B)有疑問的模型已不再能繼續使用，就此通知 (C)該機種已停產，就此通知 (D)有問題的機種已經停產，就此通知。

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