2.

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統計： A(113), B(17), C(4), D(5), E(0) #3822572

詳解 (共 1 筆)

#7447560
#2
A. scaffolding(鷹架) has been erected against the building.
B. The workers are paving the driveway. 
C. A ladder is being folded up. 
D. They are painting the window frames.
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