1. Therefore, it is unwise and ineffective approach. ��ˣ����Dz����Ǻ���Ч�ķ�����
2. For this reason, punishment is not only ineffective in the long run, it is also clearly unjust. ��ˣ��ͷ���ֻ���ڳ�����û��Ч�����������Ҳ�����Ե��Dz������ġ�
3. However, there exist many problems in the teaching on the second major with the reason of ineffective management on teaching. �����ڽ�ѧ��������λ���ڶ�רҵ��ѧ�д���ʵ������ȱʧ����ѧ�������ߵ����⡣
ӢӢ����
adj.
1. not producing an intended effect
2. lacking in power or forcefulness
3. lacking the ability or skill to perform effectively; inadequate