一个长方形的周长为30,若它的一边长x,则此长方形的面积为( )
A.x(30-2x)
B.x(30-x)
C.x(15-x)
D.x(15+x)
长方形的面积为x(15-x).
故选C.
收益还原法求得土地价格通常称为( )。
A.收益价格
B.比准价格
C.积算价格
D.地租价格
2. During the war there was a serious lack of food. It was not unusual that even the wealthy families had to ______ bread for days.
A.calculated
B.considered
C.completed
D.controled