A-A+
A major characteristic of the one-room school
问题详情
A major characteristic of the one-room school system is that
A．learning is not limited to one grade level．
B．pupils mostly study math and English．
C．some children have to be left back．
D．teachers are always busy．
参考答案
正确答案：A
解析：文中第二段第四句话提到，“单室学校的学生们要相互教对方，因为老师不停地忙于教其他的学生。”故选A。
