5. 表示遗憾

(33) We regret to inform you of/ that...

(34) We regret being late to reply...

(35) We very much regret to announce that...

(36) We are sorry to say that...

(37) Much to our regret, we...

6.感谢对方

(38) Thank you very much for your ...

(39) We are most thankful to you for informing us that...

(40) We are much obliged by your...

7. 详述如下

(41) As stated beiow,...

(42) As shown on the next page...

(43) As indicated overleaf,...

(44) As at foot hereof,...

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