การใช้ภาษาอังกฤษ ที่ถือว่าถูกต้องในที่นี้ อ้างอิงตามมาตรฐานของภาษา
We should like to offer our apologies for the delay to your flight today...... น่าจะเป็น We would หรือเปล่าคะ
The sample shown in Oxford Advanced Learner's Dict.
I picked from several sources in order to keep distance from origin in Dict of Problem Words.
Taken as little as possible also adding some from Common Error Dict.
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Should is used with first person pronouns ( i.e. I and we), as in:
I said I should be late.
Would is used with second and third person pronouns ( i.e. you, they, he, she and it), as in:
You didn't say you would be late.