Friday, April 21, 2006

Qn:512

More than five thousand years ago, Chinese scholars accurately described the flow of blood as a continuous circle controlled by the heart, but it went unnoticed in the West.

(A) but it went
(B) but it was
(C) although it was
(D) but the discovery went
(E) although the discovery was


Official Answer: D
posted by ash at Friday, April 21, 2006

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