阿摩線上測驗
43. This unique species, _______ by scientists as Homo floresiensis, reached a maximum height of only 3.5 feet and weighed no more than fifty-five pounds.
(A) know
(B) knowing
(C) known
(D) was known
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統計： A(0), B(0), C(5), D(0), E(0) #3257585
統計： A(0), B(0), C(5), D(0), E(0) #3257585
