An invitation is a courtesy and must be promptly acknowledged. Whether a reply is called for or not, one must advise either an acceptance or refusal. A host should know how many guests to expect.
不论答复是接受还是拒绝，邀请都必须立即确认，以便主人了解所需接待客人的人数。
An invitation is a courtesy and must be promptly acknowledged. Whether a reply is called for or not, one must advise either an acceptance or refusal. A host should know how many guests to expect.
不论答复是接受还是拒绝，邀请都必须立即确认，以便主人了解所需接待客人的人数。
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