在生产中，选择合适的混凝剂品种和最佳投加量是依靠（）。
A、对水质的分析
B、水的酸碱度选择
C、混凝试验
D、处理要求
参考答案：C
在招标投标工程量清单中，小型临时工程属于( )内容。
A．分类分项工程量清单 B．措施项目清单C．其他项目清单 D．零星工作项目清单
On January 1,2004, Cayman Corporation bought manufacturing equipment for $ 30 million. On December 31, 2006, Cayman determined the equipment was impaired and recognized a $5 million impairment loss in its income statement. As of December 31, 2007, the fair value of the equipment exceeded the book value by $ 7 million. What amount of the recovery in value can Cayman recognize in its 2007 income statement under U. S Generally Accepted Accounting Principles (U. S. GAAP) and under International Financial Reporting Standards (IFRS)U.S. GAAPIFRS（）①A. $ 0 $ 7 million ②B. $ 5 million $ 5 million ③C. $ 0 $ 5 million
A．①
B．②
C．③
