If you receive a comment, acknowledge it, even if your reply is brief.

如果你接受了评论，即使你的回复很简短，承认它。

youdao

Etiquette rules followed in most Western cultures require that if you receive a formal, written invitation, you should reply promptly, perhaps that same day.

西方文化的礼仪要求，若您收到一份正式的书面邀请，那就应该立刻回复——最好是在同一天里。

youdao

If you do receive a letter offering you the job, you must reply by letter (keep a photocopy) as soon as possible.

如果你真的收到一封信，让你去工作，你应该赶快写封回信。

youdao