49.
(A) which carry
(B) which carrying
(C) that carries
(D) being carried

答案：登入後查看
統計： A(30), B(8), C(118), D(4), E(0) #3241334

詳解 (共 2 筆)

#6117466
答案:(C) that carriest...
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#6369306
that : a protein in red blood cells
這種血液細胞的蛋白質攜帶氧氣到全身的細胞
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