单选

All showed that【B9】______sleeping

  • A.good
  • B.enough
  • C.proper
  • D.inconsistent
参考答案
您可能感兴趣的试题

【B17】______a regular bedtime did seem to affect their cognition.

  • A.having not had
  • B.having had not
  • C.not having had
  • D.not having
¥

订单号:

遇到问题请联系在线客服

订单号:

遇到问题请联系在线客服