题目

下列物体用软磁性材料制造的是：A．银行储蓄卡上的磁条           B．变压器的铁芯  C．计算机的磁盘                     D．扬声器上的磁钢 答案：BThere _________ a park _________ my home. ( )A.is; nearB.is; near toC.are; nearD.are; near to