Nigerian teacher was sent to China to teach

A Nigerian teacher was sent to China to teach, the first day he entered the class, he
decided to call attendance.

Teacher: "Sheng"
A student: present🙋
Teacher: Chung Xeng
A student: present🙋
Suddenly, he sneezed "hatchia"
One of the students seated at the corner answered "present🙋
The teacher exclaimed " mmmmmmmmm"
All the students answered:: Absent
He got confused and said "chai"🙆
Three students stood up and asked " which of us"?😉
The teacher became more confused and asked "what is wrong"?
A student stood up and said "sir, I'm not "wrong", I'm called "Wong"
The teacher laughed "hahahaha"
A girl answered "present"
Teacher fainted🙆😂