单项选择题

In order to help students further, a system exists, by which（）

A．books on certain subjects can be borrowed from specialist libraries
B．each library agrees to specialist in one subject
C．a group of libraries agree to specialize in one subject
D．records are made of books on specialist subjects

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热门试题

单项选择题

The passage tells us that there is（）

A．a central library in each area
B．a library in the center of each area
C．one central library for all areas
D．more than one central library in each area

单项选择题

In the explosion （）

A．the windows of the bank were blown out
B．the van was burned
C．the contents of the van were damaged
D．everything in the van was all right