最后他们一定要追,你可以说你要去bar association去举报他们工作不努力。根据这个律师行规:
http://www.americanbar.org/groups/professional_responsibility/publications/model_rules_of_professional_conduct/rule_1_3_diligence.html
http://www.americanbar.org/groups/professional_responsibility/publications/model_rules_of_professional_conduct/rule_1_3_diligence/comment_on_rule_1_3.html