{Test oneself with quizzes. There are plenty of online sites that switch spelling exercise right into a fun recreation.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。(= quarrel) → Differenz file, → Auseinandersetzung file; a difference of viewpoint → eine Meinungsverschiedenheit; to settle