运作过程中,设备成本越高,资本集约度就越()。
参考答案:高
Amy usually __________ from school, but today she goes home by bike.
A.walk home
B.walk to home
C.walks home
D.walks to home
发票开具时将当期客户兑换的会员积分价值作为折扣单独体现。