How is it going?

You took an optional course this semester, didn't you? How is it going ?

你这学期选了一门选修课是吗? 情况 怎么样 ?

How long have you been working at the bank?

你在银行里工作多久了?

How long should a murderer be kept in prison?

犯了谋杀罪的人应在监狱关多少年?

How long is the tunnel?

隧道有多长？

"How long have you lived here?" — "Twenty odd years."

“你在这里住多久了？”——“20多年了。”

How long should the engine warm up before we start?

我们出发前,引擎需要预热多久?

How long have you been working for this firm?

你为这家公司效力多久了?

How long have you been unemployed?

你失业多久了？

How long did you stick it for?

你坚持了多久？

How long would the roof hold?

房顶能支撑多久？

How long ago is it that you last saw her?

你上次看见她是多久以前?

Gunga spoke God knows how many languages.

天晓得贡嘎会讲多少门语言。

How many years have you been here?

你在这里有多少年了？

Going back to the school, how many staff are there?

回到学校这话题上来，教职员工有多少人？

How many do you smoke a day?

你一天抽多少根烟？

Old Gunga spoke God knows how many languages.

老贡嘎会说很多种语言，天晓得有多少种。

"How many do you want?" — "I'll have a pound's worth."

“你要多少?”“我要1英镑的.”

How many pages was it, 500 odd?

这有多少页，500来页？

How much money are we talking about?

总共是多少钱？

They are now realising just how much they owe to kind-hearted strangers.

他们现在开始意识到那些心地善良的陌生人帮了他们多大的忙。