单项选择题

A．People in the dark brown room walked more quickly.
B．People spent more time in the white room than in the dark room.
C．Dark brown stimulated more but shorter activity.
D．Dark brown stimulated more and longer activity.
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单项选择题
A．Positive.B．Negative.C．Indifferent.D．Strongly supportive.
A．Positive.
B．Negative.
C．Indifferent.
D．Strongly supportive.
单项选择题
A．Becoming a war chief.B．Travelling across the country and speaking to the public.C．Getting back some of the land taken by the settlers.D．Getting all the Indian tribes united.
A．Becoming a war chief.
B．Travelling across the country and speaking to the public.
C．Getting back some of the land taken by the settlers.
D．Getting all the Indian tribes united.
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