To prevent the spread of the Ebola virus from West Africa to the rest of the world, many airport

問題詳情

15. To prevent the spread of the Ebola virus from West Africa to the rest of the world, many airportshave begun Ebola ______ for passengers from the infected areas.
(A) screenings
(B) listings
(C) clippings
(D) blockings

參考答案

答案：A
難度：困難0.342205
統計：A(90),B(23),C(26),D(97),E(0)

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