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【T3】 A.AGAIN B.ABSOLUTELY C.SUCCESSFUL A.YOU ARE NOT【T1】_______SAFE B.YOU CAN TAKE QUICK AND【T2】_______ACTION TO AVOID THE DANGER C.A CHILD WOULD BURN ITSELF AGAIN AND【T3】______ FEAR AND ITS COMPANION PAIN ARE TWO OF THE MOST USEFUL THINGS THAT MEN AND ANIMALS POSSESS, IF THEY ARE PROPERLY USE D.IF FIRE DID NOT HURT WHEN IT BURNT, CHILDREN WOULD PLAY IT UNTIL THEIR HANDS WERE BURNT AWAY.SIMILARLY, IF PAIN EXISTED BUT FEAR DID NOT,【T4】______, BECAUSE FEAR WOULD NOT WARN IT TO KEEP AWAY FROM THE FIRE THAT HADBURNT IT BEFOR E.A REALLY FEARLESS SOLDIER—AND SOME DO EXIST—IS NOT A GOOD SOLDIER BECAUSE HE IS SOON KILLED; AND A DEAD SOLDIER IS OF NO USE TO HIS ARMY.FEAR AND PAIN ARE THEREFORE TWO GUARDS WITHOUT WHICH MEN AND ANIMALS MIGHT SOON DIE OUT. IN OUR FIRST SENTENCE WE SUGGESTED THAT FEAR OUGHT TO BE PROPERLY USE D.IF, FOR EXAMPLE , YOU NEVER GO OUT OF YOUR HOUSE BECAUSE OF THE DANGER OF BEING KNOCKED DOWN AND KILLED IN THE STREET BY A CAR, YOU ARE LETTING FEAR RULE YOU TOO MUC H.EVEN IN YOUR HOUSE【T5】______:AN AIRPLANE MAY CRASH ON YOUR HOUSE, OR ANTS MAY EAT AWAY SOME OF THEBEAMS IN YOUR ROOF SO THAT THE LATTER FALLS ON YOU, OR YOU MAY GET CANCER! THE IMPORTANT THING IS NOT TO LET FEAR RULE YOU, BUT INSTEAD TO USE FEAR AS YOUR SERVANT AND GUID E.FEAR WILL WARN YOU OF DANGERS; THEN YOU HAVE TO DECIDE WHAT ACTION TO TAK E.IN MANY CASES,【T6】______.FOR EXAMPLE, YOU SEE A CAR COMING STRAIGHT TOWARDSYOU; FEAR WARNS YOU, YOU JUMP OUT OF THE WAY, AND ALL IS WELL.
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举一反三
【单选题】设随机变量X服从正态分布N(0,1),对给定的α∈(0,1),数uα满足P{X>uα}=α,若P{|x|<x}=α,则x等于( ).
A.
B.
C.
D.
【简答题】已知交流电路中两串联元件的两端电压分别为3V和4V,若这两个元件都是电阻,则总电压的有效值为(__)V; 若这两个元件是电感和电阻,则总电压的有效值为(__)V。
【单选题】磺胺嘧啶中重金属检查用到()
A.
硝酸银试液
B.
氯化钡试液
C.
硫代乙酰胺试液
D.
硫化钠试液
E.
硫氰酸铵试液
【单选题】设随机变量X服从正态分布N(0,1),对给定的α∈(0,1),数uo满足P{X>uo}=α,若P{|X|<x}=α,则x等于( ).
A.
B.
C.
D.
【单选题】设随机变量X服从正态分布N(μ,σ2)(其中σ>0),则随着的σ增大,概率P{|X-μ|
A.
单调增大
B.
单调减小
C.
保持不变
D.
增减不定
【单选题】设随机变量X服从正态分布N(μ,σ2),则随着σ的增大,概率P{| x-μ|<σ}( ).
A.
单调增大
B.
单调减小
C.
保持不变
D.
增减不定
【简答题】已知交流电路中两串联元件的两端电压分别为 6 V和 8 V,若这两个元件都是电阻,则总电压的有效值为 V ; 若这两个元件是电感和电阻,则总电压的有效值为 V ; 若这两个元件是电阻和电容,则总电压的有效值为 V ; 若这两个元件是电感和电容,则总电压的有效值为 V 。
【简答题】已知交流电路中两串联元件的两端电压分别为 6 V和 8 V,若这两个元件都是电阻,则总电压的有效值为 ; 若这两个元件是电感和电阻,则总电压的有效值为 ; 若这两个元件是电阻和电容,则总电压的有效值为 ; 若这两个元件是电感和电容,则总电压的有效值为 。
【单选题】航空摄影测量中,航线弯曲度一般不得大于
A.
1%
B.
2%
C.
3%
D.
5%
【简答题】已知交流电路中两串联元件的两端电压分别为3V和4V,若这两个元件是电阻和电容,则总电压的有效值为(__)V ;若这两个元件是电感和电容,则总电压的有效值为(__)V。
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