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【单选题】

提出“可燃冰融化”猜想的中科院院士是

A.
陈景润
B.
黄伯云
C.
戴金星
D.
张尧学
题目标签：猜想
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【单选题】How much sleep does a person need (31) the physiological bases of the need for sleep remain conjectural (猜想), rendering conclusive answers to this question impossible, much evidence has been gathered...
A.
unless
B.
however
C.
although
D.
even if
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【简答题】设0＜θ＜ ，已知 ， ,猜想 ＝________．
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【简答题】由1+3=22，1+3+5=32，1+3+5+7=42，猜想1+3+5+7+…+（2n+1）=______．
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【单选题】How much sleep does a person need?【B1】the physiological bases of the need for sleep remain conjectural(猜想), rendering conclusive answers to this question impossible, much evidence has been gathered on...
A.
As
B.
Despite
C.
While
D.
Whether
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【单选题】How much sleep does a person need (31) the physiological bases of the need for sleep remain conjectural (猜想), rendering conclusive answers to this question impossible, much evidence has been gathered...
A.
extend
B.
range
C.
alter
D.
rise
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【单选题】当1，2，3，4，5，6时，比较和的大小并猜想（）
A.
时，
B.
时，
C.
时，
D.
时，
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【判断题】孪生素数猜想已经被证明出来了。()
A.
正确
B.
错误
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【简答题】已知方程：x 2 + x+1=0的解是x= 方程x 2 + x+1=0的解是x= 方程x 2 + x+1=0的解是x= … 请你猜想方程 x 2 + x+1=0的解是 _________ ．
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【单选题】How much sleep does a person need (31) the physiological bases of the need for sleep remain conjectural (猜想), rendering conclusive answers to this question impossible, much evidence has been gathere...
A.
brief
B.
precise
C.
correct
D.
concise
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【简答题】Recently (最近)I don’t have any __________ . I guess(猜想) I need to sleep more.
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