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关于建筑，以下说法错误的是

A. 建筑都是技术和艺术相结合
B. 古希腊建筑结构为梁柱体系
C. 古神庙是法国最古老的建筑之一
D. 中国古代建筑为砖混结构
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单项选择题
6、月饼礼盒、高档水果篮等适宜于声望定价（或者又称为整数定价）。
A、正确
B、错误
单项选择题
硬水是指水中含有较多可溶性的（ ）化合物。
A. 钠钾
B. 钠钙
C. 磷钾
D. 钙镁
单项选择题
Which of the following statement is false about breakpoint chlorination curve：( )

A、When the chlorine dosage is low, there is no residual chlorine due to the consumption by organic or inorganic compounds and microorganism in water.
B、In the second zone, chlorine reacts with ammonia, the residual chlorine is mainly chloramine. When the amount of combined residual chlorine reaches a maximum, the corresponding H point on the curve is called the peak point.
C、In the third zone, with the further increase of chlorine dosage, the chloramine decomposes.
D、In the fourth zone, CA represents combined chlorine, while CB means free residual chlorine.
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