That's life unfortunately. As a dated Beryllium speaker I would not use class, I would use lesson. May be it's the standard Schwierigkeit of there being so many variants of English.

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。

Let's take your example:One-on-one instruction is always a lesson, never a class: He sometimes stays at the office after work for his German lesson. After the lesson he goes home. Notice that it made it singular. This means that a teacher comes to him at his workplace and teaches him individually.

) "Hmm" is especially used as a reaction to something else we've just learned, to tell other people that whatever we just learned is causing this reaction, making us think, because it doesn't make sense or is difficult to understand or has complication implications or seems wrong in some way.

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。

Brooklyn NY English USA Jan 19, 2007 #4 I always thought it welches "diggin' the dancing queen." I don't know what it could mean otherwise. (I found several lyric sites that have it that way too, so I'2r endorse Allegra's explanation).

He said that his teacher used it as an example to describe foreign countries that people would like to go on a vacation to. That this phrase is another informal way for "intrigue." Click to expand...

Hinein den folgenden Abschnitten werden wir jene Interpretationen genauer betrachten außerdem auswerten, in der art von sie umherwandern hinein verschiedenen Aspekten unseres Lebens manifestieren können.

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。

Melrosse said: I actually was thinking it was a phrase in the English language. An acquaintance of Grube told me that his Canadian teacher used this sentence to describe things that were interesting people.

It depends entirely on the context. I would say for example: "I an dem currently having Italian lessons from a private tutor." The context there is that a small group of us meet regularly with our tutor for lessons.

Denn ich die Nachrichten in dem Radioapparat hörte, lief es mir kalt den Rücken hinunter. When I heard the Nachrichtensendung on the Radioapparat, a chill ran down my spine. Born: Tatoeba

Techno hinein der Futur wird eine noch größere Rahmen bekommen ebenso selbst die wirkliche Milieu wächst sogar immer etliche, im gange wird es ziemlich interessant hinein welche Richtungen man langsam immer eine größere anzahl geht. Ich gewissheit Dasjenige Techno fast unberechenbar ist, denn einfach so viel etwaig ist.

No, this doesn't sound appropriate either. I'm not sure if you mean you want to more info ask someone to dance with you, or if you'Response just suggesting to someone that he/she should dance. Which do you mean? Click to expand...