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1最佳选择题 3分

Increasinglyhistoriansareblamingdiseasesimportedfr

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2最佳选择题 3分

Increasinglyhistoriansareblamingdiseasesimportedfr

A. They were being kept prior to the seventeenth century.
B. They mention only epidemics of smallpox.
C. They provide quantitative and qualitative evidence about Native American populations.
D. They prove that certain diseases were unknown in the pre-Columbian New World.

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3最佳选择题 3分

Increasinglyhistoriansareblamingdiseasesimportedfr

A. could scarcely ward off the fatal attack by the 1952 epidemic.
B. were immunologically defenseless against measles.
C. were the last native people to be struck by a virgin-soil epidemic.
D. did not come into frequent contact with White Americans until the 20th century.

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4最佳选择题 3分

Increasinglyhistoriansareblamingdiseasesimportedfr

A. demonstrate the impact of modern medicine on epidemic disease.
B. refute allegations of unreliability made against the historical record of colonial America.
C. advocate new research into the continuing problem of epidemic disease.
D. confirm the documentary evidence of epidemic disease in colonial America.

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5最佳选择题 3分

Increasinglyhistoriansareblamingdiseasesimportedfr

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