A.销售收入 B.投资收益 C.土地利润 D.开发利润
A.68% B.75% C.76% D.80%
A.2720 B.2800 C.2920 D.3000
A.70.00％ B.83.33％ C.84.00％ D.86.67％
A.15% B.44% C.56% D.85%
