单选题 1.00分

The most crucial problem any economic system faces is how to use its scarce resources.

  • A.puzzling
  • B.difficult
  • C.terrifying
  • D.urgent

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1 单选题 1.00分
  • A.workable
  • B.sensible
  • C.possible
  • D.feasible
2 单选题 1.00分
  • A.message
  • B.punishment
  • C..guilt
  • D.obligation
3 单选题 1.00分
  • A.poorer than
  • B..narrower than
  • C.larger than
  • D.richer than
4 单选题 1.00分
  • A..pleased
  • B.brave
  • C.powerful
  • D.sensible
5 单选题 1.00分
  • A.improved
  • B.changed
  • C.worsened
  • D.developed