... ĐỀ THI TUYỂN SINH ĐỀ THI TUYỂN SINH VÀO LỚP 10 VÀO LỚP 10 Trường THPT Hanoi - Trường THPT Hanoi - Amsterdam và Chu Văn An Amsterdam ... about their work in school. This is a normal development at this age, though it can be very hard for parents to understand. It is part of becoming independent, of teenagers trying to to be adult ... about their work in school. This is a normal development at this age, though it can be very hard for parents to understand. It is part of becoming independent, of teenagers trying to to be adult...