A-A+
A．They develop their identities within peer gr
问题详情
A．They develop their identities within peer groups.
B．They receive informal education.
C．They perform. voluntary community services.
D．They participate in all kinds of extracurricular activities.
参考答案
正确答案：A
解析：信息明示题。文章第二段指出，school is the main social environment where children...develop their identities within peer groups，因此A正确。B、C、D均不是孩子们在学校所做的事，故排除。
