关于法的溯及力，下列说法正确的是（）。 A.法的溯及力，是指法对其生效以后的事件和行

Dust and dirt soon______if a house is not cleaned regularly.     [ ]

A. accumulate                

B. accurate    

C. accelerate                

D. accuse

图1示意三峡库区滑坡频率（月滑坡次数占全年滑坡次数的百分比）与月均降水量关系。读图1，完成5-7题。

三峡水库蓄水后库区渔业天然捕捞量增加，其主要原因是（）

A．水生植物增加

B．水体富营养化

C．鱼的种类增加

D．水面面积扩大

Prema Singh is the book keeper for Octabius Industries. Singh has been asked by the CFO of Oetabius to review all purchases that occurred between February 1 and February 8 to investigate an error on the receiving dock. Singh will most likely look at the:（）

A. initial trial balance.

B. general journal.

C. general ledger.

坎卦是向下内敛之意，重重险陷之象。

论客观标志说。