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证明若xs(t)(s=1，2，…，m)分别是方程 求方程 的通解．已知其对应的线性方程有基本cos2t 求方程 的通解．已知其对应的线性方程有基本cos2t，sin2t．
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【简答题】唐诗和音乐互相交融中，产生了新的文学形式——曲子词。这种曲子词，后来简称为_________ 。
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【单选题】The ______ of energy and money on the launching of the rocket is surprising.
A.
exhaustion
B.
expenditure
C.
allowance
D.
ownership
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【单选题】六边形闭合导线,其内角和理论值应为( )。
A.
360°
B.
540°
C.
720°
D.
900°
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【单选题】Whats the main idea of the news item?
A.
The launching of the space shuttle Discovery has been postponed.
B.
The space shuttle Columbia has disappeared in a catastrophe.
C.
NASA planned to lift off the space shuttle Discovery in May.
D.
NASA scientists are concerned about space shuttle Columbia.
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【简答题】唐诗和音乐互相交融中，产生了新的文学形式——曲子词。这种曲子词，后来简称为 。
查看完整题目与答案
【判断题】对于同一个投资项目来说，标准差越大风险越大 。 （  ）
A.
正确
B.
错误
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【简答题】黒板を( )します。(きれい)
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【多选题】发动机冷却液足但水温过高的原因有：
A.
散热器外脏堵
B.
水泵损坏
C.
节温器损坏
D.
水套泄漏
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【单选题】Choose the correct words or phrases to complete the sentences. ____ the launching of the first communication satellite, more and more programs are televised live from all over the world.
A.
so far as
B.
hence
C.
since
D.
as soon as
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【单选题】The launching of the rocket was delayed half an hour by the bad weather. If the weather good they would have launched it at 8:30 instead of at 9:00.
A.
be
B.
were
C.
had been
D.
would be
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【简答题】唐诗和音乐互相交融中，产生了新的文学形式——曲子词。这种曲子词，后来简称为_________ 。
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【单选题】The ______ of energy and money on the launching of the rocket is surprising.
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【单选题】六边形闭合导线,其内角和理论值应为( )。
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【单选题】Whats the main idea of the news item?
A.
The launching of the space shuttle Discovery has been postponed.
B.
The space shuttle Columbia has disappeared in a catastrophe.
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查看完整题目与答案
【简答题】唐诗和音乐互相交融中，产生了新的文学形式——曲子词。这种曲子词，后来简称为 。
查看完整题目与答案
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A.
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查看完整题目与答案
【简答题】黒板を( )します。(きれい)
查看完整题目与答案
【多选题】发动机冷却液足但水温过高的原因有：
A.
散热器外脏堵
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C.
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水套泄漏
查看完整题目与答案
【单选题】Choose the correct words or phrases to complete the sentences. ____ the launching of the first communication satellite, more and more programs are televised live from all over the world.
A.
so far as
B.
hence
C.
since
D.
as soon as
查看完整题目与答案
【单选题】The launching of the rocket was delayed half an hour by the bad weather. If the weather good they would have launched it at 8:30 instead of at 9:00.
A.
be
B.
were
C.
had been
D.
would be
查看完整题目与答案