单项选择题

A．She ought to buy her own copy machine.
B．She needs to buy a package of paper.
C．She has already used enough paper.
D．She should have someone copy for her.
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单项选择题
A．WhetherB．WhenC．WhileD．How
A．Whether
B．When
C．While
D．How
单项选择题
In the legal battle , it was ruled by court that ______.
A．many universities had buildings at serious risk
B．the risk of university buildings should be revealed
C．the Guardian mustn’t interfere in university administration
D．universities should improve the quality of their buildings
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