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【单选题】
在负载为纯电容元件的正弦交流电路中,关联参考方向下,电压u与电流i的相位关系是( )。A.
u滞后i 90º
B.
u超前i 90º
C.
同相
D.
反相
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反馈参考答案：
举一反三
【单选题】The shareholders had no knowledge of the following except ______.
A.
knowledge of life
B.
thoughts or needs of work
C.
his influence in the relationship of the capital and labour
D.
personal knowledge of the workmen
【简答题】_____属性设置为1,单选按钮和复选框的标题显示在左边.
【简答题】简述加德纳的多元智力理论对新课改的影响。
【单选题】______ begins with ______.
A.
Knowledge, practice
B.
The knowledge, practice
C.
The knowledge, the practice
D.
Knowledges, practices
【单选题】The knowledge of the organizational patterns is ____.
A.
Content knowledge
B.
Knowledge of texts
C.
Language knowledge
D.
Genre knowledge
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