[单项选择]In Disneyland, every year, some 800,000 plants are replaced because Disney refused to ______ signs asking his "guests" not to step on them. A. put down B. put out C. put up D. put off
第3题: [单项选择]除颤能量选择正确的是() A. 双相波除颤仪,150J/次,单相波除颤仪,200J/次 B. 双相波除颤仪,200J/次,单相波除颤仪,360J/次 C. 双相波除颤仪,150J/次,单相波除颤仪,360J/次 D. 双相波除颤仪,150J/次,单相波除颤仪,220J/次 E. 双相波除颤仪,360J/次,单相波除颤仪,200J/次 参考答案:B