Yao婆
Yao婆 is called Ms. Yao. She is a techer that teaches science in La Salle College in Hong Kong.She is very old school, and is very annoying.Some students calls her Ms. Stool because stool sounds like a bad word in Chinese.
A:Do you like science lesson?
B:No, because Yao婆 teaches me.
B:No, because Yao婆 teaches me.