单项选择题

The local health organization is reported ______ twenty-five years ago when Dr. Audon became its first president.

A. to be set up
B. being set up
C. to have been set up
D. having been set up
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单项选择题
The board deemed it urgent that these files ______ fight away.
A. had to be printed
B. should have been printed
C. must be printed
D. should be printed
单项选择题
Even when textbooks are ______ through a school system, methods of teaching may vary greatly.
A. commonplace
B. standardized
C. competitive
D. generalized
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