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More than five thousand years ago, Chinese scholars [#permalink]
22 Jun 2007, 10:34
0% (00:00) correct
100% (00:27) wrong based on 1 sessions
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