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

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。

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。

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

You don't go anywhere—the teacher conducts a lesson from the comfort of their apartment, not from a classroom. Would you refer to these one-to-one lessons as classes?

Rein 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.

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。

As I always do I came to my favourite Gremium to find out the meaning of "dig rein the dancing queen" and I found this thread:

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.

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).

edit: this seems to Beryllium the consensus over at the Swedish section of WordReference back rein Feb of 2006

Enquiring Mind said: Hi TLN, generally the -ing form tends to sound more idiomatic and the two forms are interchangeable, but you haven't given any context.

By extension, a "thing that makes you go hmm" is something or someone website which inspires that state of absorption, hesitation, doubt or perplexity rein oneself or others.

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。