根据皮亚杰的心理发展观,一个10岁的儿童属于认知的()
中国现代话剧的奠基人是()
个体由自己的学业成就而获得相应的地位和声望的需要是()。
The working parent is not willing to listen to her (his) four-year-old child talking about his sandbox games because she (he) is__________.
下列有关京剧的说法,不正确的是( )。