Teacher: Frank, what are the three words which pupils use most often at school?
Frank: I don’t know.
* * *
1. pupil: n.
A young person of either sex who is under the care of a teacher.
a second-year pupil: 二年級生
a primary-school pupil: 小學生
The school has over 400 pupils.
Her school report described her as a very promising pupil.
2. correct: adj. exact; accurate; free from error.
a correct answer: 一個正確的答案
“Is that the correct spelling?” “I don’t know – look it up in a dictionary.”
It’s not correct to describe them as ‘students’.