单选题 Cake ______ of flour, sugar, egg and some other ingredients.
  • A. contained
  • B. consists
  • C.includes
  • D. composed


【正确答案】 B
【答案解析】[分析] 四个备选项中只有consist和of构成短语，表示“由……组成”；compose也和of搭配，但是用于被动语态，即be composed of。