( 
  (IP 
    (NP-SBJ 
      (-NONE- *pro*))
                    
    (VP 
      (PP-DIR 
        (P 从)
                    
        (IP 
          (NP-SBJ 
            (DNP 
              (LCP 
                (NP 
                  (NN 风暴))
                    
                (LC 前))
                    
              (DEG 的))
                    
            (QP 
              (CD 八)
                    
              (PU 、)
                    
              (CD 九百))
                    
            (NP 
              (NN 韩圜)))
                    
          (VP 
            (VV 兑)
                    
            (QP-OBJ 
              (CD 一)
                    
              (CLP 
                (M 美元))))))
                    
      (PU ，)
                    
      (VP 
        (VV 贬至)
                    
        (QP-OBJ 
          (DNP 
            (NP 
              (NT 目前))
                    
            (DEG 的))
                    
          (QP 
            (CD 一千六百)))))))
arg1:  *pro* 
arg2:  从 风暴 前 的 八、九百 韩圜 兑 一 美元