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【单选题】
在MATLAB中定义A=randn(5,4,3,2),则下列关于A的操作中正确的是( )
A.
y=eig(A)
B.
y=reshape(A,[4 3 6 7])
C.
y=cond(A)
D.
y=sin(A)
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【判断题】达芬奇是最早论述空气透视及在绘画中运用的人。()
A.
正确
B.
错误
【简答题】A.She will get him to do his assignment. B.She will help him put his things in order. C.She will complete his homework for him. D.She will tell him how to maintain his car.
【单选题】发球队员击球时与场上后排队员有位置错误吗()
A.
B.
不限制
C.
没有
D.
前排队员
【简答题】责任田的结构方式是( )
【单选题】In 1660 the monarchy was restored and Charles I.s son was brought back from()where he had fled for safety.
A.
Flanders
B.
France
C.
Holland
D.
Germany
【单选题】天牛类的蛹是()
A.
裸蛹
B.
被蛹
C.
围蛹
D.
离蛹
【判断题】图中是星天牛的蛹, 春天幼虫在隧道内做蛹室化蛹
A.
正确
B.
错误
【简答题】Lightning flashed through the darkness over Donald Lubeck’s bedroom skylight.The 80-year-old retired worker was shaken by a blast of thunder.It was 11 p.m.The storm had moved directly over his two-sto...
【单选题】At the time Paine wrote "Common Sense," most colonists considered themselves to be aggrieved Britons. Paine fundamentally changed the tenor of colonists' argument with the crown when he wrote the foll...
A.
influenced people to migrate from England to the colonies.
B.
contributed to the colonists’ growing sense of group identity.
C.
refuted the notion that most colonists emigrated from Britain.
D.
had come from a country other than England.
【单选题】在我国南方沿海一些省份,某些海产品被视为上等佳肴,而内地的许多消费者则觉得味道平常。这在市场细分变量中属于
A.
地理因素
B.
人口因素
C.
心理因素
D.
行为因素
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