20.
(A) is it
(B) does it
(C) it is
(D) it used to be

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統計： A(41), B(10), C(33), D(9), E(0) #341786

詳解 (共 2 筆)

#2659364
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10
0
#4035484

 Not only _____20_____ one of the greatest creations of mankind, but it is also the only man-made structure visible from space.

它不僅是人類最偉大的創造之一，而且還是唯一從太空可見的人造結構。

(A) is it是
(B) does it做到了
(C) it is
(D) it used to be過去是 

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