A:Who is the boy on the left?
B:Oh,this is Tom.I think he very good-looking.
A:Yes,I agree with you.
B:He's one of the nicest boys /students in my class.
A:What's he like
B:He's friendly and helpful.He'd like to be a doctor when he grows up.
A:Who's the girl next to Tom?
B:She's Tom's sister.We are in the same class.