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【单选题】
关于Km的下列提法，哪一项不正确
A.
Km是酶的特征性常数，与温度和pH无关
B.
V=1/2Vmax时，Km=[S]
C.
它近似地表示酶对底物的亲和力，Km越大，亲和力越小，反之，Km越小，亲和力越大
D.
同一个酶对不同的底物有不同的Km值
E.
Km的单位为Mol/L或mmol/L
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【单选题】下列操作,最终使单元格区域 A1:D3 中都显示 10 的是()。
A.
直接输入
B.
选中 A1:D3 ，输入 10 ，按 Enter
C.
在 A1 输入 10 ，然后按住填充柄一下填充到 D3
D.
选中A1:D3，输入10，按Ctrl+Shift+Enter
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【简答题】Tables, graphs and charts are often used to present the sales figures in a direct and vivid way . Match their names with the following pictures.
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【单选题】The government's recent statement of the unemployment figures doesn't ______ with the facts.
A.
accord
B.
unify
C.
conform
D.
comply
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【判断题】According the previous introduction of BEC-Preliminary Test, Graphs and charts containing figures are used as texts.
A.
正确
B.
错误
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【简答题】We can hardly see any chance to supply you with more brown tea.
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【判断题】修补工具会将像素的纹理、光照和阴影与源像素进行匹配，修补后看不到修补的痕迹。
A.
正确
B.
错误
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【单选题】We can hardly avoid making any mistakes in our work, ______ hard we try.
A.
whatever      
B.
how              
C.
however        
D.
no matter
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【单选题】We can hardly accept any marks（）or damage（）the cargo.
A.
mixed/to
B.
mixing/to
C.
being mixed/for
D.
being mixed/of
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【多选题】Introduction paragraph of graphs and charts usually _________________________.
A.
point out the content of the graphs or charts
B.
indicate the time period
C.
choose the most important details
D.
mention the general trend without referring to the specific figures
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【判断题】Jane Eyre is a typical realistic novel as we can hardly identify any romantic elements in it.
A.
正确
B.
错误
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相关题目：
【单选题】下列操作,最终使单元格区域 A1:D3 中都显示 10 的是()。
A.
直接输入
B.
选中 A1:D3 ，输入 10 ，按 Enter
C.
在 A1 输入 10 ，然后按住填充柄一下填充到 D3
D.
选中A1:D3，输入10，按Ctrl+Shift+Enter
查看完整题目与答案
【简答题】Tables, graphs and charts are often used to present the sales figures in a direct and vivid way . Match their names with the following pictures.
查看完整题目与答案
【单选题】The government's recent statement of the unemployment figures doesn't ______ with the facts.
A.
accord
B.
unify
C.
conform
D.
comply
查看完整题目与答案
【判断题】According the previous introduction of BEC-Preliminary Test, Graphs and charts containing figures are used as texts.
A.
正确
B.
错误
查看完整题目与答案
【简答题】We can hardly see any chance to supply you with more brown tea.
查看完整题目与答案
【判断题】修补工具会将像素的纹理、光照和阴影与源像素进行匹配，修补后看不到修补的痕迹。
A.
正确
B.
错误
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【单选题】We can hardly avoid making any mistakes in our work, ______ hard we try.
A.
whatever      
B.
how              
C.
however        
D.
no matter
查看完整题目与答案
【单选题】We can hardly accept any marks（）or damage（）the cargo.
A.
mixed/to
B.
mixing/to
C.
being mixed/for
D.
being mixed/of
查看完整题目与答案
【多选题】Introduction paragraph of graphs and charts usually _________________________.
A.
point out the content of the graphs or charts
B.
indicate the time period
C.
choose the most important details
D.
mention the general trend without referring to the specific figures
查看完整题目与答案
【判断题】Jane Eyre is a typical realistic novel as we can hardly identify any romantic elements in it.
A.
正确
B.
错误
查看完整题目与答案