不怎么好。
Not so good. *用于身体状况不好或是有其他什么不好的事时。
How are you feeling? (你的身体怎么样?)
Not so good. (不怎么好。)
Not so great.
Could be better. *虽然“有向好的方向发展的余地”，但给人一种“不怎么好”的语感。

老样子。
Nothing much.
Nothing special.

认识您我很高兴。
Glad to meet you. *用于初次见面。
I'm glad to meet you.
Nice to meet you.
It's great meeting you.

出什么事啦?
What's up?
What's up? (出什么事啦?)
Nothing much. (没什么。)
What's new? *用于强调有无新的变化。
What's happening? *强调“发生什么事情了?”
How've you been? *有好长时间没见的语感。

你的家人怎么样?
How's your family?
How's your family? (你的家人怎么样?)
Everyone's fine. (大家都很好。)

还好吧?
How's everything? *意为“进行得顺利吗?”。如果在饭馆服务员这样问的话是“饭菜怎么样?”的意思。
How's everything? (怎么样，还好吧?)
It's going pretty well. (一切很顺利。)
How's everything? (还好吧?)
Same as always. (和平常一样。)
How's everything going?
How's it going?
How are things?