流动资金估算方法有______
A.单位建筑工程投资估算法
B.单位实物工程量投资估算法
C.分项详细估算法
D.概算指标投资估算法
E.扩大指标估算法
参考答案:C,D
拉线与吊线法,要采用()锥体线坠。
A.20°
B.30°
C.40°
D.60°
He asked _____ those shoes were. I told him they cost 120 yuan. [ ]
A. how
B. what
C. how much
D. how many