在原核细胞和真核细胞共有的细胞器中合成的是[ ] A．酶 B．激素 C．维生素D

农场收割小麦140公顷，前3天收割了84公顷．照这样计算，剩下的还要几天才能割完？（用比例知识解）

某企业现金比率是1，流动负债为1000万，则该企业的速冻资产是（）。

A.1000万

B.3000万

C.4000万

D.5000万

输入植物种子、种苗及其他繁殖材料的，应当在入境前7日报检。 ( )

At a recent symposium, "The Great Economic Debate of the Decade" several panelists were asked to state their opinions on aggregate demand and aggregate supply. Panelist 1 stated that he believed shifts in both aggregate demand and aggregate supply were driven primarily by changes in technology over time. Panelist 2 stated that she believed the focus of economic policy should be to directly increase aggregate demand by increasing the money supply or through fiscal policy. The views of Panelist 1 and Panelist 2 would best be described as which economic school of thoughtPanelist 1 Panelist 2（） ①A. Monetarist Classical ②B. Keynesian New Keynesian ③C. Classical Keynesian

A. ①

B. ②

C. ③

自顶向下规划的主要目标是达到______。