【单选题】【消耗次数：1】
They can’t leave until they ___ their work.
①
did
②
are doing
③
have done
④
has done
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相关题目
【单选题】
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They can’t leave until they _________ their work .
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②
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①
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②
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①
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随机题目
【单选题】
下述哪项不是难治性癌痛的诊断标准（）
①
持续性疼痛数字化评分≥4
②
爆发痛次数≥3次/天
③
疼痛持续时间≥10分钟/次
④
单独使用阿片类药物和/或辅助镇痛药物治疗1-2周患者缓解不满意
⑤
使用阿片类药物和/或辅助镇痛药物治疗出现不可耐受不良反应
【单选题】
以下不属于慢性疼痛治疗按时给药用药特点的是
①
有规律地“按时”给药，而不是“按需”给药或只在疼痛时给药
②
“按需”给药或只在疼痛时给药
③
按照规定的间隔时间给药
④
对老年患者进行宣教，使他们克服“有症状才用药”习惯