11. It is said that the airport may be the terrorist _______. Therefore, the police have reinforced the security of the area.
(A) figure
(B) target
(C) award
(D) symbol
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統計: A(45), B(464), C(22), D(15), E(0) #3002437
統計: A(45), B(464), C(22), D(15), E(0) #3002437