Legumes take nitrogen into their root______the air.
(A) except
(B) however
(C) but
(D) from

答案：登入後查看
統計： A(64), B(7), C(32), D(279), E(0) #430053

詳解 (共 1 筆)

#729602
leguma 豆科植物 
nitrogen   【化】氮[U]
2
0