对于理财规划师而言，掌握好统计学基础知识是基本的要求，下面有关统计学的说法错误的是（

4×2=8与4+2=6都用同一句口诀计算。[ ]

由我国化工专家侯德榜探索发明的“侯氏制碱法”，其生产过程涉及的主要化学反应如下：

①NH₃+C0₂+X＝NH₄HC0₃ ②NH₄HC0₃+NaCl==NH₄Cl+NaHC0₃↓

③2NaHC0₃Na₂C0₃+H₂0+C0₂↑

请回答：

(1)反应①中X的化学式为_______；

(2)NH₄Cl中N元素的化合价为_______；

(3)除去混在Na₂C0₃粉末中少量的NaHC0₃的方法是_______。

地方自治模式强调的是高度的（），而不是中央的控制和影响。

A.互相监督

B.地方分权

C.相互依赖

D.自主治理

Questions 8—9
Walter: A copy of an artwork should be worth exactly what the original is worth if the two works are visually indistinguishable. After all, if the two works are visually indistinguishable, they have all the same qualities, and if they have all the same qualities, their prices should be equal.
Marissa: How little you understand art! Even if someone could make a perfect copy that is visually indistinguishable from the original, the copy would have a different history and hence not have all the same qualities as the original.

Which of the following is a point at issue between Walter and Marissa

A．Whether a copy of an artwork could ever be visually indistinguishable from the original.

B．Whether the reproduction of a work of art is ever worth more than the original is worth.

C．Whether a copy of a work of art is ever mistaken for the original.

D．Whether a copy of a work of art could have all the same qualities as the original.

E．(E) whether originality is the only valuable attribute that a work of art can possess.

成功：水到渠成

A．喜悦：一帆风顺

B．焦虑：愁眉苦脸

C．政治：大政方针

D．谨慎：反复研究