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【单选题】
仅用一种试剂即可将酒精、苯酚溶液、乙烯、甲苯4种无色液体区分开来，这种试剂是（ ）A.
FeCl 3 溶液
B.
溴水
C.
KMnO 4 溶液
D.
金属钠
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反馈参考答案：
举一反三
【简答题】完形填空。 What would you do if a stranger gave you some medicine and said it would keep you thin or help you do well on exam?Would you _1_ it? Sometimes this takes place at some schools in the south. 2_ t...
【简答题】What would you do if a stranger gave you some medicine and said it would keep you slim or help you do well in exams? Would you take it? Students at Shenzhen Luohu Foreign Language Middle School have l...
【单选题】. You said that the current shortage of water in some provinces would end soon, ______?
A.
would it
B.
wouldn’t it D. did you D. didn’t you
【单选题】—Shall I give you a hand with this as you are so busy? —Thank you.
A.
of course you can
B.
If you like
C.
it’s up to you
D.
it couldn’t be better
【简答题】阅读短文，选择正确答案。 What would you do if a stranger gave you some medicine and said it would keep you slim or help you do well in exams? Would you take it? Students at Shenzhen Luohu Foreign Language Middle ...
【简答题】设当x≠0时， 在点x=0处连续，当x≠0时，F(x)=-f(x)，则F(0)=______．
【单选题】在酒店餐饮管理实践中,沟通不畅的情况有很多类型,归结起来,最具共性的 症结在于 ( )
A.
指令贯彻不到位和技术教导没效果。 D. 确保管理合约的顺利履行
B.
管理沟通效率低下
C.
设计合适的激励机制
D.
确保管理合约的顺利履行
【单选题】根据护士能力、职称、学历等不同进行科学分级,并安排相应职级的岗位,做到人尽其才、才尽其用,体现了管理的( )
A.
整分合原则
B.
弹性原则
C.
反馈原则
D.
能级原则
E.
动力原则
【单选题】根据护士能力、职称、学历等不同进行科学分级,并安排相应职级的岗位,做到人尽其才、才尽其用,体现了管理的
A.
知人善用
B.
择优互补
C.
把握时机
D.
能级原则
E.
合理流动
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