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。 Regarding exgerman's Postalisch hinein #17, When referring to a long course of lessons, do we use lesson instead of class? To sum up; It is better to avert "to deliver a class" and it is best to use "to teach a class" or https://sextreffen24680.bloggerswise.com/41108177/rhythm-eine-Übersicht