3. The recent terrorist ______ in Australia and Europe raised concerns about national safety all over the world.
(A) attacks
(B) attractions
(C) insults
(D) pollutions

答案：登入後查看
統計： A(850), B(193), C(96), D(193), E(0) #807240

詳解 (共 1 筆)

#1122202
最近在澳洲和歐洲的恐怖攻擊，使得全世界提高關注國家安全
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