v、做，干，办(某事);(以某种方式)做;行动;表现;(问询或谈论时用)进展，进行
aux、用于实义动词前构成否定句和疑问句;构成附加疑问句;代替实义动词以避免重复
n、社交聚会;社交活动
n、（口语）事件;（主英国口语）诈骗;（主英国、新西兰口语）宴会;（口语）必须做到的事情
例句：
Someone might find out, and that would never do、
也许有人会发现，那是绝对不行的。
What sort of person would do a thing like that?
什么人会干那样的事呢？
They think I can't do it, but I'll show them!
他们以为我做不了，我却要做给他们看看！
Keep going like that ─ you're doing fine、
就这样做下去——你做得蛮不错嘛。