单选题 These are defensive behavior patterns which {{U}}derive{{/U}} from our fears.
  • A. stem
  • B. rely
  • C. develop
  • D. grow
【正确答案】 A
【答案解析】[解析] 本题考查动词。划线单词derive的意思是“派生，来源”，与stem的含义相同，故本题答案为A。