The ieans ( )cotton.A.are made of B.are made of C.is made of D.is made from

问题描述:

The ieans ( )cotton.A.are made of B.are made of C.is made of D.is made from
快·········jeans

  jeans在这里指的是一条裤子而不是很多条裤子(牛仔裤)
  可以排除AB
  而is made of用于显而易见的材料
  is made from用于难以辨别的材料
  所以选C