Them being a teacher...

Yujin: Do you know what is the scientific name of volcano?

Student: No, ma'am.

Yujin: Jinjja? Aww such a baby. Kyung~

...

Xiaoting: Morning. *Writes a question to the board* Answer that.

Student: I don't know the answer ma'am.

Xiaoting: Ok.

...

Mashiro: Hello, let's have a long quiz.

Student: Aww, long quiz.

Mashiro: Short surprise quiz. Open notes. You can copy with each other.

...

Chaehyun: What is a joule?

Student: I don't know ma'am.

Chaehyun: *Throw a chalk to the student.*

...

Dayeon: What is a magnetic field? Do someone knows?

Student: Should I answer the first question, ma'am?

Dayeon: No, answer this. Which one should I'll hit on you, a gun or a samurai?

...

Hiyyih: What does the means mean?

Student: Ma'am, the meaning of meaning?

Hiyyih: Please get your papers and write an essay about the meaning of life. 1000 words.

...

Hikaru: Any questions?

Student: Ma'am, I didn't understand.

Hikaru: Was that a question? HAHAHAHAHAHAHA. You can leave now.

...

Youngeun: Hello. Is everyone prepared for the exam?

Student: We're all not prepared ma'am.

Youngeun: Then, prepare your selves for low grades, so easy.

...

Yeseo: Class is cancelled. The clouds are gloomy.

Student: Yay!!!

Yeseo: Class continued. The sun show up.

........

Up up up!