来自李开勇的问题
【shelearns()aboutchinesehistoryA,alotofB,lotsofc,alot】
shelearns()aboutchinesehistoryA,alotofB,lotsofc,alot


【shelearns()aboutchinesehistoryA,alotofB,lotsofc,alot】
shelearns()aboutchinesehistoryA,alotofB,lotsofc,alot
calot许多
有不明白的地方再问哟,祝你学习进步,更上一层楼!(*^__^*)