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【单选题】
电位存在时细胞膜所处的“外正内负”的稳定状态称为A.
超极化
B.
去极化
C.
复极化
D.
极化
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【简答题】完形填空。 I'm Tom. I'm a student in a middle school. I'm glad to meet you here. First let me say 1 about my family. There are five people in my 2 : my father, my mother, my sister, my cousin brother and I...
【单选题】在Word 2010中,下列操作正确的是
A.
在段落内双击鼠标可以快速选中整个段落
B.
按住Shift+End键,可以将插入点快速移动到当前段落的末尾
C.
按住Shift+Home键,可以将插入点快速移动到文档首部
D.
通过“开始”选项卡中的“编辑”功能区的“定位”操作,可以将插入点快速移动到文档的首页
【简答题】完形填空。 Hello, everyone. I'm Wang Lei. I'm a middle school student. I'm glad to meet you here. First, let me tell you 1 about my family. There are five people in my 2 . They are my mother, my father, my...
【简答题】两条无差异曲线的交点所表示的商品组合，对于同一个消费者来说具有不同的效用。( )
【单选题】A: I'm glad to meet you, Miss Chen. B: _____
A.
Me too.
B.
Hello, I'm glad.
C.
My pleasure.
【单选题】Man: Gosh! There seems to be no end to the work I have to do. Woman: I'm glad I'm not in your shoes. Question: What does the woman mean?
A.
She is not as busy as the man.
B.
She is busier than the man.
C.
She is lucky not to work with the man.
D.
She is unable to help the man.
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