You're welcome.
That's all right.
Not at all.
My pleasure.
Anytime.
It's my pleasure.
Don't mention it.
That's OK.
It's nothing.
Of course.
这些表达都可以用来礼貌地回应别人的感谢，具体使用哪个短语可能取决于你与对方的关系以及具体的语境。例如，“You're welcome”比较正式，适用于正式场合；“Not at all”则比较口语化，适用于亲密或熟悉的场合；“My pleasure”则表达了一种乐意帮助对方的态度。