In fact, the house as well as his two cars ______ him all the money he earned during the 20 years．

A．has been cost

B．have cost

C．has cost

D．have been cost

下列食物中不需要消化就直接被人体吸收的是（    ）

A．水、脂肪

B．淀粉、脂肪

C．蛋白质、无机盐

D．水、无机盐