构成房屋工程造价的是（）。
A.材料费
B.人工费
C.利润和税金
D.施工机具费
E.规费和税金
参考答案：A, B, C, D
Look! The shop is _____. It _____ at eight o'clock every day.[ ]
A. closes, opens
B. closed, opens
C. closes, to opened
D. closed, is opened
______是公司筹资决策中的核心问题。
