油品的粘度增大时，输送时的压力应（）。
A、减小
B、增大
C、恒定
D、不一定
参考答案：B
( )is not the price terms of delivering the goods to the forwarder which is appointed by the buyer．
A．FAS
B．CPT
C．FCA
D．FOB
我国房产税实行定额税率。( )
