单项选择题

What did the 19th century scientists think about our brain

A．10,000 every second.
B．6,000,000 every minute.
C．100,000 every minute.
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单项选择题
A．A cotton dress.B．A woolen dress.C．A silk dress.
A．A cotton dress.
B．A woolen dress.
C．A silk dress.
单项选择题
A．Because she wants to apply to graduate school.B．Because she wants him to give her a good grade.C．Because she wants to take an advanced course.
A．Because she wants to apply to graduate school.
B．Because she wants him to give her a good grade.
C．Because she wants to take an advanced course.
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