There are a lot of new buildings on ______ sides of the street.

A．either

B．every

C．all

D．both

加工贸易合同项下海关准予备案的料件，全额保税；加工贸易合同项下海关不予备案的料件及试车材料、非列名消耗性物料等，不予保税，进口时按照一般进口办理。