2.

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統計： A(0), B(0), C(0), D(37), E(0) #3822772

詳解 (共 1 筆)

#7332103
A. The equipment is being packed into boxes. 
B. 2 People are shaking hands across the table. 
C. The room is crowded with visitors. 
D. The researchers are wearing protective clothing.
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