单项选择题

A．Kept in a special room for students to refer to.
B．Kept so that all concerned can use.
C．Kept in a room for very important people.
D．Kept so as not to be damaged by people.
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单项选择题
A．Four.B．Forty.C．Eight.D．A number of.
A．Four.
B．Forty.
C．Eight.
D．A number of.
单项选择题
Health-care came to be seen as a right at about the same time that the limits of healthcare resources became evident.
A．Y
B．N
C．NG
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