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【单选题】
逻辑代数中 “A+B=1 ”是“A·B=1 ”的( )A.
充分而不必要条件
B.
必要而不充分条件
C.
充分必要条件
D.
既不充分也不必要条件
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【简答题】土楼常见的的类型有长方形楼、 府第式方楼、____、____等。
【单选题】New adopted regulation of master shall _____ when maintaining the security of the ship.
A.
take actions by he company’s order
B.
take actions by the ship owner’s order
C.
exercise his professional judgement
D.
exercise his professional judgement but be constrained by the company
【简答题】 of the turnstiles For years Jim Cartwright enjoyed spending his spare time repairing his local football club's turnstiles, the metal gates which allow one person at a time into the football gro...
【单选题】New adopted regulation of master shall（）when maintaining the security of the ship.
A.
take actions by he company’s order
B.
take actions by the ship owner’s order
C.
exercise his professional judgment
D.
exercise his professional judgment but be constrained by the company
【判断题】When his new master was planning to sell him for plantation work far away in the Deep Nouth, Josiah Henson decided to flee.
A.
正确
B.
错误
【简答题】......A dog will follow his anywhere, but a cat keeps to the house it is used to: and even when the house changes hands, the cat will remain there, so long as it is kindly treated by the new ow...
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