下列有关生物在生物圈中的作用,描述不正确的是( )
已知某种商品的进价为1600元,新年期间,商场为了促销,对该商品按标价的8折出售,仍可获利160元,则该商品的标价应为( )
Dale used to _____to office in his car, but he is used to_____ the bus now.