单项选择题

A．To find articles on ecology.
B．To look into some of the specilialized indexes.
C．To look for articles published in 297 periodicals.
D．To look for articles published from November 10th, 1990 to December 28th,2000.
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单项选择题
A．The lOC.B．The lOC executive committee.C．The IOC’s technical evaluation team.D．The IOC committee.
A．The lOC.
B．The lOC executive committee.
C．The IOC’s technical evaluation team.
D．The IOC committee.
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