三人行，必有我师(焉)

语法
subject + 这个 + category, "this X," alternately "you goddamn X!" (top of page)
https://resources.allsetlearning.com/chinese/grammar/Name-calling_with_%22zhege%22

词汇
课堂, classroom (pinyin in tags)
https://mandarinbean.com/new-hsk-2-word-list/
I wonder when you use 课堂 and when you use 教室.

Guardian:
-你这个猫脑子，怎么可能想得明白? -你知道你说，你这个蛇蝎妇人, -you cat-brain, how could you understand? -you should talk, you serpent lady.
我爷爷他这个人一直很严肃, that grandfather of mine is always very strict.
[no 课堂]

Me:
我这个人不会做数学，我脑子不行。
在课堂里别闹了。