单项选择题

（）

A、 if the quantity in Column A is greater
B、 if the quantity in Column B is greater
C、 if the two quantities are equal
D、 if it is impossible to determine which quantity is greater

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单项选择题

In which of the following pairs of years were the ratios of Republican receipts to Democratic receipts most nearly equal（）

A． 1981-82 and 1985-86
B． 1983-84 and 1995-96
C． 1987-88 and 1989-90
D． 1987-88 and 1995-96
E． 1991-92 and 1993-94

单项选择题

Perry’s critics in the scientific world ______ that many of the observations he has made during more than a decade of research in Costa Rica have been reported as ______ in popular magazines rather than as carefully documented case studies in technical journals.

A． intimate...hypotheses
B． charge...anecdotes
C． applaud...rumors
D． claim...scholarship
E． apologize...fabrications