1. Jack would argue and eff all day long. �ܿ˳����������۲����������֡�
2. To solve the printing and dyeing wastewater in high pollution problem, the emission source treatment is an eff. ���ӡȾ��ˮ�ĸ���Ⱦ��Ҫ��Դͷ���������ϸ�����Դͷ�����ǽ��ӡȾ��ˮ��Ⱦ����Ч;����
3. Many black women are praising Mattel for its eff sorts C Black Barbie hit the shelves in 1980 with white features shared by many of the dolls following her. �������Ů�Զ���̩��˾������Ŭ������ʾ�����D���а��������ĺ�Ƥ���ű���1980������ڻ����ϣ�����֮�������ű�����ӵ������������