4.

答案：登入後查看
統計： A(4), B(18), C(7), D(23), E(0) #3822974

詳解 (共 1 筆)

#7331568
A. customers are waiting to be seated. 
B. Some silverware is being polished. 
C. Food is being served from a train. 
D. The tablecloth is being folded.
0
0