他是一个好学生。 A. Who's this man?
这个男人是谁? B. Sorry, I'm late.
她是我的老师! C. He's a nice pupil.
对不起,我迟到了。 D. She's my teacher.
A. He is Stanley.
B. who's this boy?
C. May I come in?
D. Here you are.