大理石根据生成条件,按地质分类分,其属于()
A. 火成岩
B. 砾岩
C. 砂岩
D. 变质岩
A. Customerservice.
B. Productadvertising.
C. Newproducts.
D. Asalesplan.
We need to find a ______________ (knowledge) person to give us some advice on this matter.
The secretary dreamed of having some kind of software to organize her files _______________(intelligent).