烟草采用地膜覆盖栽培,为了防止烟田脱肥。必须强调()肥的使用。
参考答案:有机
— , Tony?
—She was born in Cambridge. [ ]
A. Where were you born
B. When were you born
C. Where was Mrs. Green born
D. When was Mrs. Green born
下列关于心肺脑复苏的叙述哪项是错误的()
A.带氧气囊球罩设备的使用应仅限于训练有素的救助者
B.电击板放在胸部的任何地方来电击时,其效果都是一样的
C.氧气治疗是高级心肺复苏术所强调及最优先使用的急救药物
D.气管内管插管时在患者的环状软骨上用拇指及示指往下施压,可以减少胃胀气及肺吸入异物的机会
E.心肺复苏早期应使用小潮气量