1. The ostensible excuse��that it is unable to do so��looks less tenable now it has some military successes against the Taliban. ��Ȼ�Ѿ�ȡ����һЩ����ʤ������ô�����Ͻ��������Ԯ����������Ӳ�������
2. I believe that our contemporary pragmatists, especially Messrs. Schiller and Dewey, have given the only tenable account of this subject. �����ŵ�����ʵ�������ߣ��ر���ϯ�պͶ�����λ������������������Ѿ���������Ψһ�������Ľ��͡�
3. The basic problem from a scientific point of view is that some explanations which might be tenable from a chemical point of view, are precluded by physics. �ӿ�ѧ�ĽǶ�������һ��������������ǣ�ijЩ���ͻ����ӻ�ѧ�ĽǶ������Ǻ����ģ����Ǵ�����ѧ����������ȴ�ֱ���