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【单选题】
配电盘式二次线路,绝缘电阻( )MΩ。A.
不应低于0.5
B.
每伏工作电压不小于0.001
C.
不应低于2
D.
不应低于1
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【单选题】Those who are truly confident ________.
A.
succeed without effort and hard work
B.
encourage people to become confident
C.
appear more attractive and thus become successful
D.
gain the confidence of others and feel successful
【单选题】Those who are truly confident ______
A.
succeed without effort and hard work
B.
encourage people to become confident
C.
appear more attractive and thus become successful
D.
gain the confident of others and feel successful
【单选题】The author's attitude toward the future of solar energy is ______.
A.
optimistic
B.
pessimistic
C.
uncertain
D.
disappointed
【单选题】What is the author's attitude towards the environmental effects of pesticides?
A.
Pessimistic.
B.
Indifferent.
C.
Defensive.
D.
Concerned.
【简答题】The Psychology of Innovation Why are so few companies truly innovative? Innovation is key to business survival, and companies put substantial resources into inspiring employees to develop new ideas. T...
【单选题】Those who are truly confident ________.
A.
succeed without effort and hard work
B.
encourage people to become confident
C.
appear more attractive and thus become successful
D.
gain the confidence of others and feel successfu
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