So a situation which might cause that sarcastic reaction is a thing that makes you go "hmm"; logically, it could be a serious one too, but I don't think I've ever heard an example. The phrase was popularized hinein that sarcastic sense by Arsenio Hall, World health organization often uses it on his TV show as a theme for an ongoing series of short jokes. When introducing or concluding those jokes with this phrase, he usually pauses before the "hmm" just long enough for the audience to say that parte with him.

If the company he works for offers organized German classes, then we can say He sometimes stays at the office after work for his German class. After the class he goes home.

It is not idiomatic "to give" a class. A class, hinein this sense, is a collective noun for all the pupils/ the described group of pupils. "Our class went to the zoo."

English UK May 24, 2010 #19 To be honest, I don't think I ever really knew what the exact words were or what, precisely, the line meant. But that didn't Unmut me: I'm very accustomed to the words of songs not making complete sense

外观可爱，音质非常棒，还能听收音机哦！还送精美的手提箱，然后给她一个写满情话的卡片，简直太好了吧！

DonnyB said: I would say "I went to Italian classes at University for five years recently." The classes all consisted of individual lessons spread out over the five years, but I wouldn't say "I went to Italian lessons for five years".

前调是清新的水果香气，接着是带着水果酸调的花果香，恰到好处的中和了花香的甜腻，尾调是沉稳的木香，给人温润如玉的感觉。可爱的泰迪熊，送女友非常的合适！

Hinein your added context, this "hmmm" means to me more of an expression of being impressed, and not so much about thinking about something. There is of course a fine line.

PaulQ said: It may be that you are learning AE, and you should then await an AE speaker, but I did start my answer by saying "Rein Beryllium"...

The substitute teacher would give the English class for us today because Mr. click here Lee is on leave for a week.

Aber was korrekt bedeutet so gut wie „chillen“? Der Begriff wird häufig hinein unserer alltäglichen Konversation verwendet, besonders unter jüngeren Generationen. Doch trotz seiner fern verbreiteten Verwendung kann die genaue Sinn von „chillen“ manchmal Diffus sein.

知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。

You wouldn't say that you give a class throughout the year, though you could give one every Thursday.

送女朋友这个项链是一定要这样说：我希望每次看到这个项链时，都能回想起当初的心动，即使未来的生活趋于平淡，我们也要继续心动下去！女友听了这样的话，不感动死算我输！