重介质选煤厂普遍采用磁铁矿粉作为加重质。
参考答案:对
— These grapes look really beautiful.
— They _______! See the price $3.99 a pound. Very expensive, aren’t they!
A.would
B.could
C.might
D.should
审查"货币资金"项目,应提请被审计单位不能列入"货币资金"的项目有()。
A.大额现金收入
B.外币存款
C.决算日前已付款项
D.在途资金