Hi, guys. How are you doing?

嗨，伙计们，你们好吗？

How are you doing? Are you alright?

你怎么了？没事吧？

A: Hi, Jack. How are you doing?

嗨，杰克。你还好吗？

A: Hi, Jim, how are you doing?

嗨，吉姆，你好吗？

A: Hi! Sam, How are you doing?

嗨！山姆，你好吗？