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【单选题】
运用适当的方法可以保存食品。下列叙述正确的是 （ ）A.
可以添加适量的防腐剂来保存肉类
B.
冷藏可以杀灭食品中的微生物
C.
超过保质期的食品仍然可以食用
D.
食品保存不会带来任何食品安全风险
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反馈参考答案：
举一反三
【单选题】How is the man going to pay?
A.
By credit card
B.
By check
C.
Cash on delivery
D.
By bank transfer
【简答题】How is the man going to the airport next week?
【单选题】How is the man going to spend his afternoon?
A.
He is going to take an auto mechanics class.
B.
He is going to take his car to an auto mechanics shop.
C.
He is going for a drive.
D.
He is going to change the oil in his car, and clean it.
【单选题】[单-护理学基础] 某伤寒病人入院已3天,体温持续在39~40°C,现按医嘱灌肠降温,灌肠液量及液面至肛门的距离应是
A.
200ml,不超过30cm
B.
300ml,不超过50cm
C.
500ml,不超过30cm
D.
600ml,不超过10cm
E.
800ml,不超过20cm
【单选题】胆盐进入小肠后,90%以上被回肠末端粘膜吸收,通过门静脉又回到肝脏,再成为合成胆汁的原料,然后胆汁又分泌入肠,该过程称为( )
A.
回收利用
B.
肠肝循环
C.
门脉循环
D.
肝胆循环
E.
消化吸收
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