多项选择题

获得休息的条件是()

A.充足的睡眠
B.充足的营养
C.良好的物理环境
D.心理上的放松

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单项选择题
(56)()

A.shop
B.sidewalk
C.corner
D.store

单项选择题
What is the purpose of the passage?()

A.To tell how 'high tech' and 'state of the art' have developed.
B.To give examples of 'high tech'.
C.To tell what 'high tech' and 'state of the art' are.
D.To describe very modem technology.

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